Substances Index number EC number CAS number Notes

beryllium 004-001-00-7 231-150-7 7440-41-7

beryllium compounds with the exception of aluminium beryllium silicates 004-002-00-2

Beryllium oxide 004-003-00-8 215-133-1 1304-56-9 E

sulfallate (ISO); 2-chlorallyl diethyldithiocarbamate 006-038-00-4 202-388-9 95-06-7

dimethylcarbamoyl chloride 006-041-00-0 201-208-6 79-44-7

diazomethane 006-068-00-8 206-382-7 334-88-3

hydrazine 007-008-00-3 206-114-9 302-01-2

N,N-dimethylhydrazine 007-012-00-5 200-316-0 57-14-7

1,2-dimethylhydrazine 007-013-00-0 540-73-8

salts of hydrazine 007-014-00-6

hydrazobenzene; 1,2-diphenylhydrazine 007-021-00-4 204-563-5 122-66-7

hydrazine bis(3-carboxy-4-hydroxybenzensulfonate) 007-022-00-X 405-030-1

hexamethylphosphoric triamide; hexamethylphosphoramide 015-106-00-2 211-653-8 680-31-9

dimethyl sulphate 016-023-00-4 201-058-1 77-78-1

diethyl sulphate 016-027-00-6 200-589-6 64-67-5

1,3-propanesultone 016-032-00-3 214-317-9 1120-71-4

dimethylsulfamoylchloride 016-033-00-9 236-412-4 13360-57-1

Potassium dichromate 024-002-00-6 231-906-6 7778-50-9

Ammonium dichromate 024-003-00-1 232-143-1 7789-09-5

Sodium dichromate 024-004-00-7 234-190-3 10588-01-9

Sodiumdichromate, dihydrate 024-004-01-4 234-190-3 7789-12-0

Chromyl dichloride; chromic oxychloride 024-005-00-2 239-056-8 14977-61-8

Potassium chromate 024-006-00-8 232-140-5 7789-00-6

calcium chromate 024-008-00-9 237-366-8 13765-19-0

strontium chromate 024-009-00-4 232-142-6 7789-06-2

chromium III chromate; chromic chromate 024-010-00-X 246-356-2 24613-89-6

Chromium (VI) compounds, with the exception of barium chromate and of compounds specified elsewhere in Annex I to Directive 67/548/EEC 024-017-00-8 — —

Sodium chromate 024-018-00-3 231-889-5 7775-11-3 E

Cobalt dichloride 027-004-00-5 231-589-4 7646-79-9

Cobalt sulphate 027-005-00-0 233-334-2 10124-43-3

potassium bromate 035-003-00-6 231-829-8 7758-01-2

cadmium oxide 048-002-00-0 215-146-2 1306-19-0

Cadmium fluoride 048-006-00-2 232-222-0 7790-79-6

cadmium chloride 048-008-00-3 233-296-7 10108-64-2

cadmium sulphate 048-009-00-9 233-331-6 10124-36-4

benzo[a]pyrene; benzo[d,e,f]chrysene 601-032-00-3 200-028-5 50-32-8

benzo[a]anthracene 601-033-00-9 200-280-6 56-55-3

benzo[b]fluoranthene; benzo[e]acephenanthrylene 601-034-00-4 205-911-9 205-99-2

benzo[j]fluoranthene 601-035-00-X 205-910-3 205-82-3

benzo[k]fluoranthene 601-036-00-5 205-916-6 207-08-9

dibenz[a,h]anthracene 601-041-00-2 200-181-8 53-70-3

Chrysene 601-048-00-0 205-923-4 218-01-9

Benzo[e]pyrene 601-049-00-6 205-892-7 192-97-2

1,2-dibromoethane; ethylene dibromide 602-010-00-6 203-444-5 106-93-4

1,2-dichloroethane; ethylene dichloride 602-012-00-7 203-458-1 107-06-2

1,2-dibromo-3-chloropropane 602-021-00-6 202-479-3 96-12-8

Bromoethylene 602-024-00-2 209-800-6 593-60-2

Trichloroethylene; trichloroethene 602-027-00-9 201-167-4 79-01-6

α-Chlorotoluene; benzyl chloride 602-037-00-3 202-853-6 100-44-7 E

α,α,α-trichlorotoluene; benzotrichloride 602-038-00-9 202-634-5 98-07-7

1,3-dichloro-2-propanol 602-064-00-0 202-491-9 96-23-1

hexachlorobenzene 602-065-00-6 204-273-9 118-74-1

1,4-dichlorobut-2-ene 602-073-00-X 212-121-8 764-41-0

2,3-dibromopropan-1-ol; 2,3-dibromo-1-propanol 602-088-00-1 202-480-9 96-13-9 E

ethylene oxide; oxirane 603-023-00-X 200-849-9 75-21-8

1-chloro-2,3-epoxypropane; epichlorhydrin 603-026-00-6 203-439-8 106-89-8

propylene oxide; 1,2-epoxypropane; methyloxirane 603-055-00-4 200-879-2 75-56-9

Propylene oxide; 1,2-epoxypropane; methyloxirane 603-055-00-4 200-879-2 75-56-9 E

2,2'-Bioxirane; 1,2:3,4-diepoxybutane 603-060-00-1 215-979-1 1464-53-5

2,3-Epoxypropan-1-ol; glycidol 603-063-00-8 209-128-3 556-52-5

Phenyl glycidyl ether; 2,3-epoxypropyl phenyl ether; 1,2-epoxy-3-phenoxypropane 603-067-00-X 204-557-2 122-60-1 E

styrene oxide; (epoxyethyl)benzene; phenyloxirane 603-084-00-2 202-476-7 96-09-3

Furan 603-105-00-5 203-727-3 110-00-9 E

R-2,3-epoxy-1-propanol 603-143-00-2 404-660-4 57044-25-4 E

(R)-1-chloro-2,3-epoxypropane 603-166-00-8 424-280-2 51594-55-9

4-amino-3-fluorophenol 604-028-00-X 402-230-0 399-95-1

5-Allyl-1,3-benzodioxole; safrole 605-020-00-9 202-345-4 94-59-7

3-propanolide; 1,3-propiolactone 606-031-00-1 200-340-1 57-57-8

urethane(INN); ethyl carbamate 607-149-00-6 200-123-1 51-79-6

methyl acrylamidomethoxyacetate (containing ≥ 0,1 % acrylamid) 607-190-00-X 401-890-7 77402-03-0

methyl acrylamidoglycolate (containing ≥ 0,1 % acrylamide) 607-210-00-7 403-230-3 77402-05-2

acrylonitrile 608-003-00-4 203-466-5 107-13-1

2-nitropropane 609-002-00-1 201-209-1 79-46-9

2,4-Dinitrotoluene [1]; dinitrotoluene [2]; dinitrotoluene, technical grade 609-007-00-9 204-450-0 [1] 121-14-2 [1]

246-836-1 [2] 25321-14-6 [2]

5-nitroacenaphthene 609-037-00-2 210-025-0 602-87-9

2-nitronaphthalene 609-038-00-8 209-474-5 581-89-5

4-nitrobiphenyl 609-039-00-3 202-204-7 92-93-3

nitrofen (ISO); 2,4-dichlorophenyl4-nitrophenyl ether 609-040-00-9 217-406-0 1836-75-5

2-nitroanisole 609-047-00-7 202-052-1 91-23-6

2,6-Dinitrotoluene 609-049-00-8 210-106-0 606-20-2

2,3-dinitrotoluene 609-050-00-3 210-013-5 602-01-7 E

3,4-dinitrotoluene 609-051-00-9 210-222-1 610-39-9 E

3,5-dinitrotoluene 609-052-00-4 210-566-2 618-85-9 E

Hydrazine-tri-nitromethane 609-053-00-X 414-850-9 —

2,5-dinitrotoluene 609-055-00-0 210-581-4 619-15-8 E

Azobenzene 611-001-00-6 203-102-5 103-33-3

methyl-ONN-azoxymethyl acetate; methyl azoxy methyl acetate 611-004-00-2 209-765-7 592-62-1

disodium {5-[(4′-((2,6-hydroxy-3-((2-hydroxy-5-sulphophenyl)azo)phenyl)azo)(1,1′-biphenyl)-4-yl)azo]salicylato(4-)}cuprate(2-); CI Direct Brown 95 611-005-00-8 240-221-1 16071-86-6

4-o-tolylazo-o-toluidine; 4-amino-2′,3-dimethylazobenzene; fast garnet GBC base; AAT; o-aminoazotoluene 611-006-00-3 202-591-2 97-56-3

4-aminoazobenzene 611-008-00-4 200-453-6 60-09-3

Benzidine based azo dyes; 4,4'-diarylazobiphenyl dyes, with the exception of those specified elsewhere in Annex I to Directive 67/548/EEC 611-024-00-1 — —

Disodium4-amino 3-[[4′-[(2,4-diaminophenyl)azo][1,1′-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphtalene-2,7-disulphonate; C.I. Direct Black 38 611-025-00-7 217-710-3 1937-37-7

Tetrasodium3,3′-[[1,1′-biphenyl]-4,4′-dylbis(azo)]bis[5-amino-4-hydroxynaphthalene-2,7-disulphonate]; C.I. Direct Blue 6 611-026-00-2 220-012-1 2602-46-2

Disodium3,3′-[[1,1′-bifenyl]-4,4′dylbis(azo)]bis[4-aminonaphthalene-1-sulphonate); C.I. Direct Red 28 611-027-00-8 209-358-4 573-58-0

o-Dianisidine based azo dyes; 4,4'-diarylazo-3,3'-dimethoxybiphenyl dyes with the exception of those mentioned elsewhere in Annex I to Directive 67/548/EEC 611-029-00-9 — —

o-Tolidine based dyes; 4,4'-diarylazo-3,3'-dimethylbiphenyl dyes, with the exception of those mentioned elsewhere in Annex I to Directive 67/548/EEC 611-030-00-4 — —

1,4,5,8-Tetraaminoanthraquinone; C.I. Disperse Blue 1 611-032-00-5 219-603-7 2475-45-8

6-hydroxy-1-(3-isopropoxypropyl)-4-methyl-2-oxo-5-[4-(phenylazo)phenylazo]-1,2-dihydro-3-pyridinecarbonitrile 611-057-00-1 400-340-3 85136-74-9

(6-(4-hydroxy-3-(2-methoxyphenylazo)-2-sulfonato-7-naphthylamino)-1,3,5-triazin-2,4-diyl)bis[(amino-1-methylethyl)-ammonium] formate 611-058-00-7 402-060-7 108225-03-2

Trisodium-[4'-(8-acetylamino-3,6-disulfonato-2-naphthylazo)-4''-(6-benzoylamino-3-sulfonato-2-naphthylazo)biphenyl-1,3',3'',1'''-tetraolato-O, O', O'', O''']copper(II) 611-063-00-4 413-590-3 —

Phenylhydrazine [1] 612-023-00-9 202-873-5 [1] 100-63-0 [1] E

Phenylhydrazinium chloride [2] 200-444-7 [2] 59-88-1 [2]

Phenylhydrazine hydrochloride [3] 248-259-0 [3] 27140-08-5 [3]

Phenylhydrazinium sulphate (2:1) [4] 257-622-2 [4] 52033-74-6 [4]

2-methoxyaniline; o-anisidine, 612-035-00-4 201-963-1(o) 90-04-0

3,3′-dimethoxybenzidine; o-dianisidine 612-036-00-X 204-355-4 119-90-4

salts of 3,3′-dimethoxybenzidine; salts of o-dianisidine 612-037-00-5

3,3′-dimethylbenzidine; o-tolidine 612-041-00-7 204-358-0 119-93-7

4,4′-diaminodiphenylmethane; 4,4′-methylenedianiline 612-051-00-1 202-974-4 101-77-9

3,3′-dichlorobenzidine; 3,3′-dichlorobiphenyl-4,4′-ylenediamine 612-068-00-4 202-109-0 91-94-1

salts of 3,3′-dichlorobenzidine; salts of 3,3′-dichlorobiphenyl-4,4′-ylenediamine 612-069-00-X

N-nitrosodimethylamine; dimethylnitrosamine 612-077-00-3 200-549-8 62-75-9

2,2′-dichloro-4,4′-methylenedianiline; 4,4′-methylene bis(2-chloroaniline) 612-078-00-9 202-918-9 101-14-4

salts of 2,2′-dichloro-4,4-methylenedianiline; salts of 4,4′-methylenebis(2-chloroaniline) 612-079-00-4

salts of 3,3′-dimethylbenzidine; salts of o-tolidine 612-081-00-5

1-methyl-3-nitro-1-nitrosoguanidine 612-083-00-6 200-730-1 70-25-7

4,4′-methylenedi-o-toluidine 612-085-00-7 212-658-8 838-88-0

2,2′-(nitrosoimino)bisethanol 612-090-00-4 214-237-4 1116-54-7

o-toluidine 612-091-00-X 202-429-0 95-53-4

nitrosodipropylamine 612-098-00-8 210-698-0 621-64-7

4-methyl-m-phenylenediamine 612-099-00-3 202-453-1 95-80-7

Toluene-2,4-diammonium sulphate 612-126-00-9 265-697-8 65321-67-7

4-chloraniline 612-137-00-9 203-401-0 106-47-8

ethyleneimine; aziridine 613-001-00-1 205-793-9 151-56-4

2-methylaziridine; propyleneimine 613-033-00-6 200-878-7 75-55-8

captafol (ISO); 1,2,3,6-tetrahydro-N-(1,1,2,2-tetrachloroethylthio) phthalimide 613-046-00-7 219-363-3 2425-06-1

carbadox (INN); methyl 3-(quinoxalin-2-ylmethylene)carbazate 1,4-dioxide; 2-(methoxycarbonylhydrazonomethyl)quinoxaline 1,4-dioxide 613-050-00-9 229-879-0 6804-07-5

acrylamide 616-003-00-0 201-173-7 79-06-1

thioacetamide 616-026-00-6 200-541-4 62-55-5

A mixture of: N-[3-hydroxy-2-(2-methylacryloylamino-methoxy)propoxymethyl]-2-methylacrylamide; N-[2,3-Bis-(2-methylacryloylamino-methoxy)propoxymethyl]-2-methylacrylamide; methacrylamide; 2-methyl-N-(2-methyl-acryloylaminomethoxymethyl)-acrylamide; N-2,3-dihydroxypropoxymethyl)-2-methylacrylamide 616-057-00-5 412-790-8 —

Distillates (coal tar), benzole fraction; Light oil (A complex combination of hydrocarbons obtained by the distillation of coal tar. It consists of hydrocarbons having carbon numbers primarily in the range of C4 to C10 and distilling in the approximate range of 80 oC to 160 oC (175 oF to 320o F).) 648-001-00-0 283-482-7 84650-02-2

Tar oils, brown-coal; Light oil (The distillate from lignite tar boiling in the range of approximately 80 oC to 250 oC (176o F to 482o F). Composed primarily of aliphatic and aromatic hydrocarbons and monobasic phenols.) 648-002-00-6 302-674-4 94114-40-6 J

Benzol forerunnings (coal); Light oil redistillate, low boiling (The distillate from coke oven light oil having an approximate distillation range below 100 oC (212o F). Composed primarily of C4 to C6 aliphatic hydrocarbons.) 648-003-00-1 266-023-5 65996-88-5 J

Distillates (coal tar), benzole fraction, BTX-rich; Light oil redistillate, low boiling (A residue from the distillation of crude benzole to remove benzole fronts. Composed primarily of benzene, toluene and xylenes boiling in the range of approximately 75 oC to 200 oC (167o F to 392o F).) 648-004-00-7 309-984-9 101896-26-8 J

Aromatic hydrocarbons, C6-10, C8-rich; Light oil redistillate, low boiling 648-005-00-2 292-697-5 90989-41-6 J

Solvent naphtha (coal), light; Light oil redistillate, low boiling 648-006-00-8 287-498-5 85536-17-0 J

Solvent naphtha (coal), xylene-styrene cut; Light oil redistillate, intermediate boiling 648-007-00-3 287-502-5 85536-20-5 J

Solvent naphtha (coal), coumarone-styrene contg.; Light oil redistillate, intermediate boiling 648-008-00-9 287-500-4 85536-19-2 J

Naphtha (coal), distn. residues; Light oil redistillate, high boiling (The residue remaining from the distillation of recovered naphtha. Composed primarily of naphthalene and condensation products of indene and styrene.) 648-009-00-4 292-636-2 90641-12-6 J

Aromatic hydrocarbons, C8; Light oil redistillate, high boiling 648-010-00-X 292-694-9 90989-38-1 J

Aromatic hydrocarbons, C8-9, hydrocarbon resin polymn. by-product; Light oil redistillate, high boiling (A complex combination of hydrocarbons obtained from the evaporation of solvent under vacuum from polymerized hydrocarbon resin. It consists predominantly of aromatic hydrocarbons having carbon numbers predominantly in the range of C 8 through C 9 and boiling in the range of approximately 120 o C to 215 o C (248 o C to 419 o F).) 648-012-00-0 295-281-1 91995-20-9 J

Aromatic hydrocarbons, C9-12, benzene distn.; Light oil redistillate, high boiling 648-013-00-6 295-551-9 92062-36-7 J

Extract residues (coal), benzole fraction alk., acid ext.; Light oil extract residues, low boiling (The redistillate from the distillate, freed of tar acids and tar bases, from bituminous coal high temperature tar boiling in the approximate range of 90 oC to 160 oC (194o F to 320o F). It consists predominantly of benzene, toluene and xylenes.) 648-014-00-1 295-323-9 91995-61-8 J

Extract residues (coal tar), benzole fraction alk., acd ext.; Light oil extract residues, low boiling (A complex combination of hydrocarbons obtained by the redistillation of the distillate of high temperature coal tar (tar acid and tar base free). It consists predominantly of unsubstituted and substituted mononuclear aromatic hydrocarbons boiling in the range of 85 oC—195 oC (185o F—383o F).) 648-015-00-7 309-868-8 101316-63-6 J

Extract residues (coal), benzole fraction acid; Light oil extract residues, low boiling (An acid sludge by-product of the sulphuric acid refining of crude high temperature coal. Composed primarily of sulfuric acid and organic compounds.) 648-016-00-2 298-725-2 93821-38-6 J

Extract residues (coal), light oil alk., distn. overheads; Light oil extract residues, low boiling (The first fraction from the distillation of aromatic hydrocarbons, coumarone, naphthalene and indene rich prefactionator bottoms or washed carbolic oil boiling substantially below 145 oC (293o F). Composed primarily of C7 and C8 aliphatic and aromatic hydrocarbons.) 648-017-00-8 292-625-2 90641-02-4 J

Extract residues (coal), light oil alk., acid ext., indene fraction; Light oil extract residues, intermediate boiling 648-018-00-3 309-867-2 101316-62-5 J

Extract residues (coal), light oil alk., indene naphtha fraction; Light oil extract residues, high boiling (The distillate from aromatic hydrocarbons, coumarone, naphthalene and indene rich prefractionator bottoms or washed carbolic oils, having an approximate boiling range of 155 oC to 180 oC (311o F to 356o F). Composed primarily of indene, indan and trimethylbenzenes.) 648-019-00-9 292-626-8 90641-03-5 J

Solvent naphtha (coal); Light oil extract residues, high boiling (The distillate from either high temperature coal tar, coke oven light oil, or coal tar oil alkaline extract residue having an approximate distillation range of 130 oC to 210 oC (266o F to 410o F) Composed primarily of indene and other polycyclic ring systems containing a single aromatic ring. May contain phenolic compounds and aromatic nitrogen bases.) 648-020-00-4 266-013-0 65996-79-4 J

Distillates (coal tar), light oils, neutral fraction; Light oil extract residues, high boiling (A distillate from the fractional distillation of high temperature coal tar. Composed primarily of alkyl-substituted one ring aromatic hydrocarbons boiling in the range of approximately 135 oC to 210 oC (275o F to 410o F). May also include unsaturated hydrocarbons such as indene and coumarone.) 648-021-00-X 309-971-8 101794-90-5 J

Distillates (coal tar), light oils, acid exts.; Light oil extract residues, high boiling (This oil is a complex mixture of aromatic hydrocarbons, primarily indene, naphthalene, coumarone, phenol and o-, m- and p-cresol and boiling in the range of 140 oC to 215 oC (284o F to 419o F).) 648-022-00-5 292-609-5 90640-87-2 J

Distillates (coal tar), light oils; Carbolic oil (A complex combination of hydrocarbons obtained by distillation of coal tar. It consists of aromatic and other hydrocarbons, phenolic compounds and aromatic nitrogen compounds and distills at the approximate range of 150 oC to 210 oC (302o F to 410o F).) 648-023-00-0 283-483-2 84650-03-3 J

Tar oils, coal; Carbolic oil (The distillate from high temperature coal tar having an approximate distillation range of 130 oC to 250 oC (266o F to 410o F). Composed primarily of naphthalene, alkylnaphthalenes, phenolic compounds, and aromatic nitrogen bases.) 648-024-00-6 266-016-7 65996-82-9 J

Extract residues (coal), light oil alk., acid ext.; Carbolic oil extract residue (The oil resulting from the acid washing of alkali-washed carbolic oil to remove the minor amounts of basic compounds (tar bases). Composed primarily of indene, indan and alkylbenzenes.) 648-026-00-7 292-624-7 90641-01-3 J

Extract residues (coal), tar oil alk.; Carbolic oil extract residue (The residue obtained from coal tar oil by an alkaline wash such as aqueous sodium hydroxide after the removal of crude coal tar acids. Composed primarily of naphthalenes and aromatic nitrogen bases.) 648-027-00-2 266-021-4 65996-87-4 J

Extract oils (coal), light oil; Acid Extract (The aqueous extract produced by an acidic wash of alkali-washed carbolic oil. Composed primarily of acid salts of various aromatic nitrogen bases including pyridine, quinoline and their alkyl derivatives.) 648-028-00-8 292-622-6 90640-99-6 J

Pyridine, alkyl derivs.; Crude tar bases (The complex combination of polyalkylated pyridines derived from coal tar distillation or as high-boiling distillates approximately above 150 oC (302o F) from the reaction of ammonia with acetaldehyde, formaldehyde or paraformaldehyde.) 648-029-00-3 269-929-9 68391-11-7 J

Tar bases, coal, picoline fraction; Distillate bases (Pyridine bases boiling in the range of approximately 125 oC to 160 oC (257o F to 320o F) obtained by distillation of neutralized acid extract of the base-containing tar fraction obtained by the distillation of bituminous coal tars. Composed chiefly of lutidines and picolines.) 648-030-00-9 295-548-2 92062-33-4 J

Tar bases, coal, lutidine fraction; Distillate bases 648-031-00-4 293-766-2 91082-52-9 J

Extract oils (coal), tar base, collidine fraction; Distillate bases (The extract produced by the acid extraction of bases from crude coal tar aromatic oils, neutralization, and distillation of the bases. Composed primarily of collidines, aniline, toluidines, lutidines, xylidines.) 648-032-00-X 273-077-3 68937-63-3 J

Tar bases, coal, collidine fraction; Distillate bases (The destillation fraction boiling in the range of approximately 181 oC to 186 oC (356o F to 367o F) from the crude bases obtained from the neutralized, acid-extracted base-containing tar fractions obtained by the distillation of bituminous coal tar. It contains chiefly aniline and collidines.) 648-033-00-5 295-543-5 92062-28-7 J

Tar Bases, coal, aniline fraction; Distillate bases (The destillation fraction boiling in the range of approximately 180 oC to 200 oC (356o F to 392o F) from the crude bases obtained by dephenolating and debasing the carbolated oil from the distillation of coal tar. It contains chiefly aniline, collidines, lutidines and toluidines.) 648-034-00-0 295-541-4 92062-27-6 J

Tar bases, coal, toluidine fraction; Distillate bases 648-035-00-6 293-767-8 91082-53-0 J

Distillates (petroleum), alkene-alkyene manuf. pyrolysis oil, mixed with high-temp. coal tar, indene fraction; Redistillates (A complex combination of hydrocarbons obtained as a redistillate from the fractional distillation of bituminous coal high temperature tar and residual oils that are obtained by the pyrolytic production of alkenes and alkynes from petroleum products or natural gas. It consists predominantly of indene and boils in a range of approximately 160 oC to 190 oC (320o F to 374o F).) 648-036-00-1 295-292-1 91995-31-2 J

Distillates (coal), coal tar-residual pyrolysis oils, naphthalene oils; Redistillates (The redistillate obtained from the fractional distillation of bituminous coal high temperature tar and pyrolysis residual oils and boiling in the range of approximately 190 oC to 270 oC (374 oF to 518 oF). Composed primarily of substituted dinuclear aromatics.) 648-037-00-7 295-295-8 91995-35-6 J

Extract oils (coal), coal tar-residual pyrolysis oils, naphthalene oil, redistillate; Redistillates (The redistillate from the fractional distillation of dephenolated and debased methylnaphthalene oil obtained from bituminous coal high temperature tar and pyrolysis residual oils boiling in the approximate range of 220 oC to 230 oC (428o F to 446o F). It consists predominantly of unsubstituted and substituted dinuclear aromatic hydrocarbons.) 648-038-00-2 295-329-1 91995-66-3 J

Extract oils (coal), coal tar-residual pyrolysis oils, naphthalene oils; Redistillates (A neutral oil obtained by debasing and dephenolating the oil obtained from the distillation of high temperature tar and pyrolysis residual oils which has a boiling range of 225 oC to 255 oC (437o F to 491o F). Composed primarily of substituted dinuclear aromatic hydrocarbons.) 648-039-00-8 310-170-0 122070-79-5 J

Extract oils (coal), coal tar residual pyrolysis oils, naphthalene oil, distn. residues; Redistillates (Residue from the distillation of dephenolated and debased methylnaphthalene oil (from bituminous coal tar and pyrolysis residual oils) with a boiling range of 240 oC to 260 oC (464o F to 500o F). Composed primarily of substituted dinuclear aromatic and heterocyclic hydrocarbons.) 648-040-00-3 310-171-6 122070-80-8 J

Absorption oils, bicyclo arom. and heterocyclic hydrocarbon fraction; Wash oil redistillate (A complex combination of hydrocarbons obtained as a redistillate from the distillation of wash oil. It consists predominantly of 2-ringed aromatic and heterocyclic hydrocarbons boiling in the range of approximately 260 oC to 290 oC (500o F to 554o F).) 648-041-00-9 309-851-5 101316-45-4 M

Distillates (coal tar), upper, fluorene-rich; Wash oil redistillate (A complex combination of hydrocarbons obtained by the crystallization of tar oil. It consists of aromatic and polycyclic hydrocarbons primarily fluorene and some acenaphthene.) 648-042-00-4 284-900-0 84989-11-7 M

Creosote oil, acenaphthene fraction, acenaphthene-free; Wash oil redistillate (The oil remaining after removal by a crystallization process of acenaphthene from acenaphthene oil from coal tar. Composed primarily of naphthalene and alkylnaphthalenes.) 648-043-00-X 292-606-9 90640-85-0 M

Distillates (coal tar), heavy oils; Heavy anthracene oil (Distillate from the fractional distillation of coal tar of bituminous coal, with boiling range of 240 oC to 400 oC (464o F to 752o F). Composed primarily of tri- and polynuclear hydrocarbons and heterocyclic compounds.) 648-044-00-5 292-607-4 90640-86-1

Anthracene oil, acid ext.; Anthracene oil extract residue (A complex combination of hydrocarbons from the base-freed fraction obtained from the distillation of coal tar and boiling in the range of approximately 325 oC to 365 oC (617o F to 689o F). It contains predominantly anthracene and phenanthrene and their alkyl derivatives.) 648-046-00-6 295-274-3 91995-14-1 M

Distillates (coal tar); Heavy anthracene oil (The distillate from coal tar having an approximate distillation range of 100 oC to 450 oC (212o F to 842o F). Composed primarily of two to four membered condensed ring aromatic hydrocarbons, phenolic compounds, and aromatic nitrogen bases.) 648-047-00-1 266-027-7 65996-92-1 M

Distillates (coal tar), pitch, heavy oils; Heavy anthracene oil (The distillate from the distillation of the pich obtained from bituminous high temperature tar. Composed primarily of tri- and polynuclear aromatic hydrocarbons and boiling in the range of approximately 300 oC to 470 oC (572o F to 878o F). The product may also contain heteroatoms.) 648-048-00-7 295-312-9 91995-51-6 M

Distillates (coal tar), pitch; Heavy anthracene oil (The oil obtained from condensation of the vapors from the heat treatment of pitch. Composed primarily of two- to four-ring aromatic compounds boiling in the range of 200 oC to greater than 400 oC (392o F to greater than 752o F.).) 648-049-00-2 309-855-7 101316-49-8 M

Distillates (coal tar), heavy oils, pyrene fraction; Heavy anthracene oil redistillate (The redistillate obtained from the fractional distillation of pitch distillate boiling in the range of approximately 350 oC to 400 oC (662o F to 752o F). Consists predominantly of tri- and polynuclear aromatic and heterocyclic hydrocarbons.) 648-050-00-8 295-304-5 91995-42-5 M

Distillates (coal tar), pitch, pyrene fraction; Heavy anthracene oil redistillate (The redistillate obtained from the fractional distillation of pitch distillate and boiling in the range of approximately 380 oC to 410 oC (716o F to 770o F). Composed primarily of tri- and polynuclear aromatic hydrocarbons and heterocyclic compounds.) 648-051-00-3 295-313-4 91995-52-7 M

Paraffin waxes (coal), brown-coal high-temp. tar, carbon-treated; Coal tar extract (A complex combination of hydrocarbons obtained by the treatment of lignite carbonization tar with activated carbon for removal of trace constituents and impurities. It consists predominantly of saturated straight and branched chain hydrocarbons having carbon numbers predominantly greater than C12.) 648-052-00-9 308-296-6 97926-76-6 M

Paraffin waxes (coal), brown-coal high-temp. tar, carbon-treated; Coal tar extract (A complex combination of hydrocarbons obtained by the treatment of lignite carbonization tar with bentonite for removal of trace constituents and impurities. It consists predominantly of saturated straight and branched chain hydrocarbons having carbon numbers predominantly greater than C12.) 648-053-00-4 308-297-1 97926-77-7 M

Pitch; Pitch 648-054-00-X 263-072-4 61789-60-4 M

Pitch, coal tar, high temp.; Pitch (The residue from the distillation of high temperature coal tar. A black solid with an approximate softening point from 30 oC to 180 oC (86o F to 356o F). Composed primarily of a complex mixture of three or more membered condensed ring aromatic hydrocarbons.) 648-055-00-5 266-028-2 65996-93-2

Pitch, coal tar, high temp., heat-treated; Pitch (The heat treated residue from the distillation of high temperature coal tar. A black solid with an approximate softening point from 80 oC to 180 oC (176o F to 356o F). Composed primarily of a complex mixture of three or more membered condensed ring aromatic hydrocarbons.) 648-056-00-0 310-162-7 121575-60-8 M

Pitch, coal tar, high temp., secondary; Pitch redistillate (The residue obtained during the distillation of high boiling fractions from bituminous coal high temperature tar and/or pitch coke oil, with a softening point of 140 oC to 170 oC (284o F to 392o F) according to DIN 52025. Composed primarily of tri- and polynuclear aromatic compounds which also contain heteroatoms.) 648-057-00-6 302-650-3 94114-13-3 M

Residues (coal tar), pitch distn.; Pitch redistillate (Residue from the fractional distillation of pitch distillate boiling in the range of approximately 400 oC to 470 oC (752o F to 846o F). Composed primarily of polynuclear aromatic hydrocarbons, and heterocyclic compounds.) 648-058-00-1 295-507-9 92061-94-4 M

Tar, coal, high-temp., distn. and storage residues; Coal tar solids residue (Coke- and ash-containing solid residues that separate on distillation and thermal treatment of bituminous coal high temperature tar in distillation installations and Torage vessels. Consists predominantly of carbon and contains a small quantity of hero compounds as well as ash components.) 648-059-00-7 295-535-1 92062-20-9 M

Tar, coal, storage residues; Coal tar solids residue (The deposit removed from crude coal tar storages. Composed primarily of coal tar and carbonaceous particulate matter.) 648-060-00-2 293-764-1 91082-50-7 M

Tar, coal, high-temp., residues; Coal tar solids residue (Solids formed during the coking of bituminous coal to produce crude bituminous coal high temperature tar. Composed primarily of coke and coal particles, highly aromatized compounds and mineral substances.) 648-061-00-8 309-726-5 100684-51-3 M

Tar, coal, high-temp., high-solids; Coal tar solids residue (The condensation product obtained by cooling, to approximately ambient temperature, the gas evolved in the high temperature (greater than 700 oC (1292o F)) destructive distillation of coal. Composed primarily of a complex mixture of condensed ring aromatic hydrocarbons with a high solid content of coal-type materials.) 648-062-00-3 273-615-7 68990-61-4 M

Waste solids, coal-tar pitch coking; Coal tar solids residue (The combination of wastes formed by the coking of bituminous coal tar pitch. It consists predominantly of carbon.) 648-063-00-9 295-549-8 92062-34-5 M

Extract residues (coal), brown; Coal tar extract (The residue from extraction of dried coal.) 648-064-00-4 294-285-0 91697-23-3 M

Paraffin waxes (coal), brown-coal-high-temp. tar; Coal tar extract (A complex combination of hydrocarbons obtained from lignite carbonization tar by solvent crystallisation (solvent deoiling), by sweating or an adducting process. It consists predominantly of straight and branched chain saturated hydrocarbons having carbon numbers predominantly greater than C12.) 648-065-00-X 295-454-1 92045-71-1 M

Paraffin waxes (coal), brown-coal-high-temp. tar, hydrotreated; Coal tar extract (A complex combination of hydrocarbons obtained from lignite carbonization tar by solvent crystallisation (solvent deoiling), by sweating or an adducting process treated with hydrogen in the presence of a catalyst. It consists predominantly of straight and branched chain saturated hydrocarbons having carbon numbers predominantly greater than C12.) 648-066-00-5 295-455-7 92045-72-2 M

Paraffin waxes (coal), brown-coal high-temp tar, silicic acid-treated; Coal tar extract (A complex combination of hydrocabons obtained by the treatment of lignite carbonization tar with silicic acid for removal of trace constituents and impurities. It consists predominantly of saturated straight and branched chain hydrocarbons having carbon numbers predominantly greater than C12.) 648-067-00-0 308-298-7 97926-78-8 M

Tar, coal, low-temp., distn. residues; Tar oil, intermediate boiling (Residues from fractional distillation of low temperature coal tar to remove oils that boil in a range up to approximately 300 oC (572 oF). Composed primarily of aromatic compounds.) 648-068-00-6 309-887-1 101316-85-2 M

Pitch, coal tar, low-temp; Pitch residue (A complex black solid or semi-solid obtained from the distillation of a low temperature coal tar. It has a softening point within the approximate range of 40 oC to 180 oC (104 oF to 356 oF). Composed primarily of a complex mixture of hydrocarbons.) 648-069-00-1 292-651-4 90669-57-1 M

Pitch, coal tar, low-temp., oxidized; Pitch residue, oxidised (The product obtained by air-blowing, at elevated temperature, low-temperature coal tar pitch,. It has a softening-point within the approximate range of 70 oC to 180 oC (158 oF to 356 oF). Composed primarily of a complex mixture of hydrocarbons.) 648-070-00-7 292-654-0 90669-59-3 M

Pitch, coal tar, low-temp., heat-treated; Pitch residue, oxidised; Pitch residue, heat-treated (A complex black solid obtained by the heat treatment of low temperature coal tar pitch. It has a softening point within the approximate range of 50 oC to 140 oC (122 oF to 284 oF). Composed primarily of a complex mixture of aromatic compounds.) 648-071-00-2 292-653-5 90669-58-2 M

Distillates (coal-petroleum), condensed-ring arom; Distillates (The distillate from a mixture of coal and tar and aromatic petroleum streams having an approximate distillation range of 220 oC to 450 oC (428 oF to 842 oF). Composed primarily of 3- to 4-membered condensed ring aromatic hydrocarbons.) 648-072-00-8 269-159-3 68188-48-7 M

Aromatic hydrocarbons, C20-28, polycyclic, mixed coal-tar pitch-polyethylene-polypropylene pyrolysis-derived; Pyrolysis products (A complex combination of hydrocarbons obtained from mixed coal tar pitch-polyethylene-polypropylene pyrolysis. Composed primarily of polycyclic aromatic hydrocarbons having carbon numbers predominantly in the range of C20 through C28 and having a softening point of 100 oC to 220 oC (212 oF to 428 oF) according to DIN 52025.) 648-073-00-3 309-956-6 101794-74-5 M

Aromatic hydrocarbons, C20-28, polycyclic, mixed coal-tar pitch-polyethylene pyrolysis-derived; Pyrolysis products (A complex combination of hydrocarbons obtained from mixed coal tar pitch-polyethylene pyrolysis. Composed primarily of polycyclic aromatic hydrocarbons having carbon numbers predominantly in the range of C20 through C28 and having a softening point of 100 oC to 220 oC (212 oF to 428 oF) according to DIN 52025.) 648-074-00-9 309-957-1 101794-75-6 M

Aromatic hydrocarbons, C20-28, polycyclic, mixed coal-tar pitch-polystyrene pyrolysis-derived; Pyrolysis products (A complex combination of hydrocarbons obtained from mixed coal tar pitch-polystyrene pyrolysis. Composed primarily of polycyclic aromatic hydrocarbons having carbon numbers predominantly in the range of C20 through C28 and having a softening point of 100 oC to 220 oC (212 oF to 428 oF) according to DIN 52025.) 648-075-00-4 309-958-7 101794-76-7 M

Pitch, coal tar-petroleum; Pitch residues (The residue from the distillation of a mixture of coal tar and aromatic petroleum streams. A solid with a softening point from 40 oC to 180 oC (140 oF to 356 oF). Composed primarily of a complex combination of three or more membered condensed ring aromatic hydrocarbons.) 648-076-00-X 269-109-0 68187-57-5 M

Phenanthrene, distn. residues; Heavy anthracene oil redistillate (Residue from the distillation of crude phenanthrene boiling in the approximate range of 340 oC to 420 oC (644 oF to 788 oF). It consists predominantly of phenanthrene, anthracene and carbazole.) 648-077-00-5 310-169-5 122070-78-4 M

Distillates (coal tar), upper, fluorene-free; Wash oil redistillate (A complex combination of hydrocarbons obtained by the crystallization of tar oil. It consists of aromatic polycyclic hydrocarbons, primarily diphenyl, dibenzofuran and acenaphthene.) 648-078-00-0 284-899-7 84989-10-6 M

Residues (coal tar), creosote oil distn.; Wash oil redistillate (The residue from the fractional distillation of wash oil boiling in the approximate range of 270 oC to 330 oC (518 oF to 626 oF). It consists predominantly of dinuclear aromatic and heterocyclic hydrocarbons.) 648-080-00-1 295-506-3 92061-93-3 M

Distillates (coal), coke-oven light oil, naphthalene cut; Naphthalene oil (The complex combination of hydrocarbons obtained from prefractionation (continuous distillation) of coke oven light oil. It consists predominantly of naphthalene, coumarone and indene and boils above 148 oC (298 oF).) 648-084-00-3 285-076-5 85029-51-2 J, M

Distillates (coal tar), naphthalene oils, naphthalene-low; Napththalene oil redistillate (A complex combination of hydrocarbons obtained by crystallization of naphthalene oil. Composed primarily of naphthalene, alkyl naphthalenes and phenolic compounds.) 648-086-00-4 284-898-1 84989-09-3 J, M

Distillates (coal tar), naphthalene oil crystn. mother liquor; Naphthalene oil redistillate (A complex combination of organic compounds obtained as a filtrate from the crystallization of the naphthalene fraction from coal tar and boiling in the range of approximately 200 oC to 230 oC (392 oF to 446 oF). Contains chiefly naphthalene, thionaphthene and alkylnaphthalenes.) 648-087-00-X 295-310-8 91995-49-2 J, M

Extract residues (coal), naphthalene oil, alk.; Naphthalene oil extract residue (A complex combination of hydrocarbons obtained from the alkali washing of naphthalene oil to remove phenolic compounds (tar acids). It is composed of naphthalene and alkyl naphthalenes.) 648-088-00-5 310-166-9 121620-47-1 J, M

Extract residues (coal), naphthalene oil, alk., naphthalene-low; Naphthalene oil extract residue (A complex combination of hydrocarbons remaining after the removal of naphthalene from alkali-washed naphthalene oil by a crystallization process. It is composed primarily of naphthalene and alkyl naphthalenes.) 648-089-00-0 310-167-4 121620-48-2 J, M

Distillates (coal tar), naphthalene oils, naphthalene-free, alk. exts.; Naphthalene oil extract residue (The oil remaining after the removal of phenolic compounds (tar acids) from drained naphthalene oil by an alkali wash. Composed primarily of naphthalene and alkyl naphthalenes.) 648-090-00-6 292-612-1 90640-90-7 J, M

Extract residues (coal), naphthalene oil alk., distn. overheads; Naphthalene oil extract residue (The distillation from alkali-washed naphthalene oil having an approximate distillation range of 180 oC to 220 oC (356 oF to 428 oF). Composed primarily of naphthalene, alkylbenzenes, indene and indan.) 648-091-00-1 292-627-3 90641-04-6 J, M

Distillates (coal tar), naphthalene oils, methylnaphthalene fraction; Methylnaphthalene oil (A distillate from the fractional distillation of high temperature coal tar. Composed primarily of substituted two ring aromatic hydrocarbons and aromatic nitrogen bases boiling in the range of approximately 225 oC to 255 oC (437 oF to 491 oF).) 648-092-00-7 309-985-4 101896-27-9 J, M

Distillates (coal tar), naphthalene oils, indole-methylnaphthalene fraction; Methylnaphthalene oil (A distillate from the fractional distillation of high temperature coal tar. Composed primarily of indole and methylnaphthalene boiling in the range of approximately 235 oC to 255 oC (455 oF to 491 oF).) 648-093-00-2 309-972-3 101794-91-6 J, M

Distillates (coal tar), naphthalene oils, acid exts.; Methylnaphtalene oil extract residue (A complex combination of hydrocarbons obtained by debasing the methylnaphthalene fraction obtained by the distillation of coal tar and boiling in the range of approximately 230 oC to 255 oC (446 oF to 491 oF). Contains chiefly 1(2)-methylnaphthalene, naphthalene, dimethylnaphthalene and biphenyl.) 648-094-00-8 295-309-2 91995-48-1 J, M

Extract residues (coal), naphthalene oil alk., distn. residues; Methylnaphthalene oil extract residue (The residue from the distillation of alkali-washed naphthalene oil having an approximate distillation range of 220 oC to 300 oC (428 oF to 572 oF). Composed primarily of naphthalene, alkylnaphthalenes and aromatic nitrogen bases.) 648-095-00-3 292-628-9 90641-05-7 J, M

Extract oils (coal), acidic, tar-base free; Methylnaphthalene oil extract residue (The extract oil boiling in the range of approximately 220 oC to 265 oC (428 oF to 509 oF) from coal tar alkaline extract residue produced by an acidic wash such as aqueous sulfuric acid after distillation to remove tar bases. Composed primarily of alkylnaphthalenes.) 648-096-00-9 284-901-6 84989-12-8 J, M

Distillates (coal tar), benzole fraction, distn. residues; Wash oil (A complex combination of hydrocarbons obtained from the distillation of crude benzole (high temperature coal tar). It may be a liquid with the approximate distillation range of 150 oC to 300 oC (302 oF to 572 oF) or a semi-solid or solid with a melting point up to 70 oC (158 oF). It is composed primarily of naphthalene and alkyl naphthalenes.) 648-097-00-4 310-165-3 121620-46-0 J, M

Creosote oil, high-boiling distillate; Wash oil (The high-boiling distillation fraction obtained from the high temperature carbonization of bituminous coal which is further refined to remove excess crystalline salts. It consists primarily of creosote oil with some of the normal polynuclear aromatic salts, which are components of coal tar distillates, removed. It is crystal free at approximately 5 oC (41 oF).) 648-100-00-9 274-565-9 70321-79-8 J, M

Extract residues (coal), creosote oil acid; Wash oil extract residue (A complex combination of hydrocarbons from the base-freed fraction from the distillation of coal tar, boiling in the range of approximately 250 oC to 280 oC (482 oF to 536 oF). It consists predominantly of biphenyl and isomeric diphenylnaphthalenes.) 648-102-00-X 310-189-4 122384-77-4 J, M

Anthracene oil, anthracene paste; Anthracene oil fraction (The anthracene-rich solid obtained by the crystallization and centrifuging of anthracene oil. It is composed primarily of anthracene, carbazole and phenanthrene.) 648-103-00-5 292-603-2 90640-81-6 J, M

Anthracene oil, anthracene-low; Anthracene oil fraction (The oil remaining after the removal, by a crystallization process, of an anthracene-rich solid (anthracene paste) from anthracene oil. It is composed primarily of two, three and four membered aromatic compounds.) 648-104-00-0 292-604-8 90640-82-7 J, M

Residues (coal tar), anthracene oil distn.; Anthracene oil fraction (The residue from the fraction distillation of crude anthracene boiling in the approximate range of 340 oC to 400 oC (644 oF to 752 oF). It consists predominantly of tri- and polynuclear aromatic and heterocyclic hydrocarbons.) 648-105-00-6 295-505-8 92061-92-2 J, M

Anthracene oil, anthracene paste, anthracene fraction; Anthracene oil fraction (A complex combination of hydrocarbons from the distillation of anthracene obtained by the crystallization of anthracene oil from bituminous high temperature tar and boiling in the range of 330 oC to 350 oC (626 oF to 662 oF). It contains chiefly anthracene, carbazole and phenanthrene.) 648-106-00-1 295-275-9 91995-15-2 J, M

Anthracene oil, anthracene paste, carbazole fraction; Anthracene oil fraction (A complex combination of hydrocarbons from the distillation of anthracene obtained by crystallization of anthrancene oil from bituminous coal high temperature tar and boiling in the approximate range of 350 oC to 360 oC (662 oF to 680 oF). It contains chiefly anthracene, carbazole and phenanthrene.) 648-107-00-7 295-276-4 91995-16-3 J, M

Anthracene oil, anthracene paste, distn. lights; Anthracene oil fraction (A complex combination of hydrocarbons from the distillation of anthracene obtained by crystallization of anthracene oil from bituminous light temperature tar and boiling in the range of approximately 290 oC to 340 oC (554 oF to 644 oF). It contains chiefly trinuclear aromatics and their dihydro derivatives.) 648-108-00-2 295-278-5 91995-17-4 J, M

Tar oils, coal, low-temp.; Tar oil, high boiling (A distillate from low-temperature coal tar. Composed primarily of hydrocarbons, phenolic compounds and aromatic nitrogen bases boiling in the range of approximately 160 oC to 340 oC (320 oF to 644 oF).) 648-109-00-8 309-889-2 101316-87-4 J, M

Phenols, ammonia liquor ext.; Alkaline extract (The combination of phenols extracted, using isobutyl acetate, from the ammonia liquor condensed from the gas evolved in low-temperature (less than 700 oC (1292 oF)) destructive distillation of coal. It consists predominantly of a mixture of monohydric and dihydric phenols.) 648-111-00-9 284-881-9 84988-93-2 J, M

Distillates (coal tar), light oils, alk. exts.; Alkaline extract (The aqueous extract from carbolic oil produced by an alkaline wash such as aqueous sodium hydroxide. Composed primarily of the alkali salts of various phenolic compounds.) 648-112-00-4 292-610-0 90640-88-3 J, M

Extracts, coal tar oil alk.; Alkaline extract (The extract from coal tar oil produced by an alkaline wash such as aqueous sodium hydroxide. Composed primarily of the alkali salts of various phenolic compounds.) 648-113-00-X 266-017-2 65996-83-0 J, M

Distillates (coal tar), naphthalene oils, alk. exts.; Alkaline extract (The aqueous extract from naphthalene oil produced by an alkaline wash such as aqueous sodium hydroxid. Composed primarily of the alkali salts of various phenolic compounds.) 648-114-00-5 292-611-6 90640-89-4 J, M

Extract residues (coal), tar oil alk., carbonated, limed; Crude phenols (The product obtained by treatment of coal tar oil alkaline extract with CO2 and CaO. Composed primarily of CaCO3, Ca(OH)2, Na2CO3 and other organic and inorganic impurities.) 648-115-00-0 292-629-4 90641-06-8 J, M

Tar acids, brown-coal, crude; Crude phenols (An acidified alkaline extract of brown coal tar distillate. Composed primarily of phenol and phenol homologs.) 648-117-00-1 309-888-7 101316-86-3 J, M

Tar acids, brown-coal gasification; Crude phenols (A complex combination of organic compounds obtained from brown coal gasification. Composed primarily of C6-10 hydroxy aromatic phenols and their homologs.) 648-118-00-7 295-536-7 92062-22-1 J, M

Tar acids, distn. residues; Distillate phenols (A residue from the distillation of crude phenol from coal. It consists predominantly of phenols having carbon numbers in the range of C8 through C10 with a softening point of 60 oC to 80 oC (140 oF to 176 oF).) 648-119-00-2 306-251-5 96690-55-0 J, M

Tar acids, methylphenol fraction; Distillate phenols (The fraction of tar acid rich in 3- and 4-methylphenol, recovered by distillation of low-temperature coal tar crude tar acids.) 648-120-00-8 284-892-9 84989-04-8 J, M

Tar acids, polyalkylphenol fraction; Distillate phenols (The fraction of tar acids, recovered by distillation of low-temperature coal tar crude tar acids, having an approximate boiling range of 225 oC to 320 oC (437 oF to 608 oF). Composed primarily of polyalkylphenols.) 648-121-00-3 284-893-4 84989-05-9 J, M

Tar acids, xylenol fraction; Distillate phenols (The fraction of tar acids, rich in 2,4- and 2,5-dimethylphenol, recovered by distillation of low-temperature coal tar crude tar acids.) 648-122-00-9 284-895-5 84989-06-0 J, M

Tar acids, ethylphenol fraction; Distillate phenols (The fraction of tar acids, rich in 3- and 4-ethylphenol, recovered by distillation of low-temperature coal tar crude tar acids.) 648-123-00-4 284-891-3 84989-03-7 J, M

Tar acids, 3,5-xylenol fraction; Distillate phenols (The fraction of tar acids, rich in 3,5-dimethylphenol, recovered by distillation of low-temperature coal tar acids.) 648-124-00-X 284-896-0 84989-07-1 J, M

Tar acids, residues, distillates, first-cut; Distillate phenols (The residue from the distillation in the range of 235 oC to 355 oC (481 oF to 697 oF) of light carbolic oil.) 648-125-00-5 270-713-1 68477-23-6 J, M

Tar acids, cresylic, residues; Distillate phenols (The residue from crude coal tar acids after removal of phenol, cresols, xylenols and any higher boiling phenols. A black solid with a melting point approximately 80 oC (176 oF). Composed primarily of polyalkyphenols, resin gums, and inorganic salts.) 648-126-00-0 271-418-0 68555-24-8 J, M

Phenols, C9-11; Distillate phenols 648-127-00-6 293-435-2 91079-47-9 J, M

Tar acids, cresylic; Distillate phenols (A complex combination of organic compounds obtained from brown coal and boiling in the range of approximately 200 oC to 230 oC (392 oF to 446 oF). It contains chiefly phenols and pyridine bases.) 648-128-00-1 295-540-9 92062-26-5 J, M

Tar acids, brown-coal, C2-alkylphenol fraction; Distillate phenols (The distillate from the acidification of alkaline washed lignite tar distillate boiling in the range of approximately 200 oC to 230 oC (392 oF to 446 oF). Composed primarily of m- and p-ethylphenol as well as cresols and xylenols.) 648-129-00-7 302-662-9 94114-29-1 J, M

Extract oils (coal), naphthalene oils; Acid extract (The aqueous extract produced by an acidic wash of alkali-washed naphthalene oil. Composed primarily of acid salts of various aromatic nitrogen bases including pyridine, quinoline and their alkyl derivatives.) 648-130-00-2 292-623-1 90641-00-2 J, M

Tar bases, quinoline derivs.; Distillate bases 648-131-00-8 271-020-7 68513-87-1 J, M

Tar bases, coal, quinoline derivs. fraction; Distillate bases 648-132-00-3 274-560-1 70321-67-4 J, M

Tar bases, coal, distn. residues; Distillate bases (The distillation residue remaining after the distillation of the neutralized, acid-extracted base-containing tar fractions obtained by the distillation of coal tars. It contains chiefly aniline, collidines, quinoline and quinoline derivatives and toluidines.) 648-132-00-9 274-544-0 92062-29-8 J, M

Hydrocarbon oils, arom., mixed with polyethylene and polypropylene, pyrolyzed, light oil fraction; Heat treatment products (The oil obtained from the heat treatment of a polyethylene/polypropylene mixture with coal tar pitch or aromatic oils. It consists predominantly of benzene and its homologs boiling in a range of approximately 70 oC to 120 oC (158 oF to 248 oF).) 648-134-00-4 309-745-9 100801-63-6 J, M

Hydrocarbon oils, arom., mixed with polyethylene, pyrolyzed, light oil fraction; Heat treatment products (The oil obtained from the heat treatment of polyethylene with coal tar pitch or aromatic oils. It consists predominantly of benzene and its homologs boiling in a range of 70 oC to 120 oC (158 oF to 248 oF).) 648-135-00-X 309-748-5 100801-65-8 J, M

Hydrocarbon oils, arom., mixed with polystyrene, pyrolyzed, light oil fraction; Heat treatment products (The oil obtained from the heat treatment of polystyrene with coal tar pitch or aromatic oils. It consists predominantly of benzene and its homologs boiling in a range of approximately 70 oC to 210 oC (158 oF to 410 oF).) 648-136-00-5 309-749-0 100801-66-9 J, M

Extract residues (coal), tar oil alk., naphthalene distn. residues; Naphthalene oil extract residue (The residue obtained from chemical oil extracted after the removal of naphthalene by distillation composed primarily of two to four membered condensed ring aromatic hydrocarbons and aromatic nitrogen bases.) 648-137-00-0 277-567-8 736665-18-6 J, M

Creosote oil, low-boiling distillate; Wash oil (The low-boiling distillation fraction obtained from the high temperature carbonization of bituminous coal, which is further refined to remove excess crystalline salts. It consists primarily of creosote oil with some of the normal polynuclear aromatic salts, which are components of coal tar distillate, removed. It is crystal free at approximately 38 oC (100 oF).) 648-138-00-6 274-566-4 70321-80-1 J, M

Tar acids, cresylic, sodium salts, caustic solns.; Alkaline extract 648-139-00-1 272-361-4 68815-21-4 J, M

Extract oils (coal), tar base; Acid extract (The extract from coal tar oil alkaline extract residue produced by an acidic wash such as aqueous sulfuric acid after distillation to remove naphthalene. Composed primarily of the acid salts of various aromatic nitrogen bases including pyridine, quinoline, and their alkyl derivatives.) 648-140-00-7 266-020-9 65996-86-3 J, M

Tar bases, coal, crude; Crude tar bases (The reaction product obtained by neutralizing coal tar base extract oil with an alkaline solution, such as aqueous sodium hydroxide, to obtain the free bases. Composed primarily of such organic bases as acridine, phenanthridine, pyridine, quinoline and their alkyl derivatives.) 648-141-00-2 266-018-8 65996-84-1 J, M

Residues (coal), liq. solvent extn.; (A cohesive powder composed of coal mineral matter and undissolved coal remaining after extraction of coal by a liquid solvent.) 648-142-00-8 302-681-2 94114-46-2 M

Coal liquids, liq. solvent extn. soln.; (The product obtained by filtration of coal mineral matter and undissolved coal from coal extract solution produced by digesting coal in a liquid solvent. A black, viscous, highly complex liquid combination composed primarily of aromatic and partly hydrogenated aromatic hydrocarbons, aromatic nitrogen compounds, aromatic sulfur compounds, phenolic and other aromatic oxygen compounds and their alkyl derivatives.) 648-143-00-3 302-682-8 94114-47-3 M

Coal liquids, liq. solvent extn.; (The substantially solvent-free product obtained by the distillation of the solvent from filtered coal extract solution produced by digesting coal in a liquid solvent. A black semi-solid, composed primarily of a complex combination of condensed-ring aromatic hydrocarbons, aromatic nitrogen compounds, aromatic sulfur compounds, phenolic compounds and other aromatic oxygen compounds, and their alkyl derivatives.) 648-144-00-9 302-683-3 94114-48-4 M

Light oil (coal), coke-oven; Crude benzole (The volatile organic liquid extracted from the gas evolved in the high temperature (greater than 700 oC (1292 oF)) destructive distillation of coal. Composed primarily of benzene, toluene, and xylenes. May contain other minor hydrocarbon constituents.) 648-147-00-5 266-012-5 65996-78-3 J

Distillates (coal), liq. solvent extn., primary; (The liquid product of condensation of vapours emitted during the digestion of coal in a liquid solvent and boiling in the range of approximately 30 oC to 300 oC (86 oF to 572 oF). Composed primarily of partly hydrogenated condensed-ring aromatic hydrocarbons, aromatic compounds containing nitrogen, oxygen and sulfur, and their alkyl derivatives having carbon numbers predominantly in the range of C4 through C14.) 648-148-00-0 302-688-0 94114-52-0 J

Distillates (coal), solvent extn., hydrocracked; (Distillate obtained by hydrocracking of coal extract or solution produced by the liquid solvent extraction or supercritical gas extraction process and boiling in the range of approximately 30 oC to 300 oC (86 oF to 572 oF). Composed primarily of aromatic, hydrogenated aromatic and naphthenic compounds, their alkyl derivatives and alkanes with carbon numbers predominantly in the range of C4 through C14. Nitrogen, sulfur and oxygen-containing aromatic and hydrogenated aromatic compounds are also present.) 648-149-00-6 302-689-6 94114-53-1 J

Naphtha (coal), solvent extn., hydrocracked; (Fraction of the distillate obtained by hydrocracking of coal extract or solution produced by the liquid solvent extraction or supercritical gas extraction processes and boiling in the range of approximately 30 oC to 180 oC (86 oF to 356 oF). Composed primarily of aromatic, hydrogenated aromatic and naphthenic compounds, their alkyl derivatives and alkanes with carbon numbers predominantly in the range of C4 to C9. Nitrogen, sulfur and oxygen-containing aromatic and hydrogenated aromatic compounds are also present.) 648-150-00-1 302-690-1 94114-54-2 J

Gasoline, coal solvent extn., hydrocracked naphtha; (Motor fuel produced by the reforming of the refined naphtha fraction of the products of hydrocracking of coal extract or solution produced by the liquid solvent extraction or supercritical gas extraction processes and boiling in the range of approximately 30 oC to 180 oC (86 oF to 356 oF). Composed primarily of aromatic and naphthenic hydrocarbons, their alkyl derivatives and alkyl hydrocarbons having carbon numbers in the range of C4 through C9.) 648-151-00-7 302-691-7 94114-55-3 J

Distillates (coal), solvent extn., hydrocracked middle; (Distillate obtained from the hydrocracking of coal extract or solution produced by the liquid solvent extraction or supercritical gas extraction processes and boiling in the range of approximately 180 oC to 300 oC (356 oF to 572 oF). Composed primarily of two-ring aromatic, hydrogenated aromatic and naphthenic compounds, their alkyl derivatives and alkanes having carbon numbers predominantly in the range of C9 through C14. Nitrogen, sulfur and oxygen-containing compounds are also present.) 648-152-00-2 302-692-2 94114-56-4 J

Distillates (coal), solvent extn., hydrocracked hydrogenated middle; (Distillate from the hydrogenation of hydrocracked middle distillate from coal extract or solution produced by the liquid solvent extraction or supercritical gas extraction processes and boiling in the range of approximately 180 oC to 280 oC (356 oF to 536 oF). Composed primarily of hydrogenated two-ring carbon compounds and their alkyl derivatives having carbon numbers predominantly in the range of C9 through C14.) 648-153-00-8 302-693-8 94114-57-5 J

Light oil (coal), semi-coking process; Fresh oil (The volatile organic liquid condensed from the gas evolved in the low temperature (less than 700 oC (1292 oF)) destructive distillation of coal. Composed primarily of C6-10 hydrocarbons.) 648-156-00-4 292-635-7 90641-11-5 J

Extracts (petroleum), light naphthenic distillate solvent 649-001-00-3 265-102-1 64742-03-6

Extracts (petroleum), heavy paraffinic distillate solvent 649-002-00-9 265-103-7 64742-04-7

Extracts (petroleum), light paraffinic distillate solvent 649-003-00-4 265-104-2 6472-05-8

Extracts (petroleum), heavy naphthenic distillate solvent 649-004-00-X 265-111-0 64742-11-6

Extracts (petroleum), light vacuum gas oil solvent 649-005-00-5 295-341-7 91995-78-7

Hydrocarbons C26-55, arom.-rich 649-006-00-0 307-753-7 97722-04-8

Residues (petroleum), atm. tower; Heavy fuel oil (A complex residuum from the atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350 oC (662 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-008-00-1 265-045-2 64741-45-3

Gas oils (petroleum), heavy vacuum; Heavy fuel oil (A complex combination of hydrocarbons produced by the vacuum distillation of the residuum from atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C20 through C50 and boiling in the range of approximately 350 oC to 600 oC (662 oF to 1112 oF). This stream is likely to contain 5 wt. % more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-009-00-7 265-058-3 64741-57-7

Distillates (petroleum), heavy catalytic cracked; Heavy fuel oil (A complex combination of hydrocarbons produced by the distillation of products from a catalytic cracking process. It consists of hydrocarbons having carbon numbers predominantly in the range of C15 through C35 and boiling in the range of approximately 260 oC to 500 oC (500 oF to 932 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-010-00-2 265-063-0 64741-61-3

Clarified oils (petroleum), catalytic cracked; Heavy fuel oil (A complex combination of hydrocarbons produced as the residual fraction from distillation of the products from a catalytic cracking process. It consists of hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350 oC (662 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-011-00-8 265-064-6 64741-62-4

Residues (petroleum), hydrocracked; Heavy fuel oil (A complex combination of hydrocarbons produced as the residual fraction from distillation of the products of a hydrocracking process. It consists of hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350 oC (662 oF).) 649-012-00-3 265-076-1 64741-75-9

Residues (petroleum), thermal cracked; Heavy fuel oil (A complex combination of hydrocarbons produced as the residual fraction from distillation of the product from a thermal cracking process. It consists predominantly of unsaturated hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350 oC (662 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-013-00-9 265-081-9 64741-80-6

Distillates (petroleum), heavy thermal cracked; Heavy fuel oil (A complex combination of hydrocarbons from the distillation of the products from a thermal cracking process. It consists predominantly of unsaturated hydrocarbons having carbon numbers predominantly in the range of C15 through C36 and boiling in the range of approximately 260 oC to 480 oC (500 oF to 896 oF). This stream is likely to contain 5 wt. % or more or 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-014-00-4 265-082-4 64741-81-7

Gas oils (petroleum), hydrotreated vacuum; Heavy fuel oil (A complex combination of hydrocarbons obtained by treating a petroleum fraction with hydrogen in the presence of a catalyst. It consists of hydrocarbons having carbon numbers predominantly in the range of C13 through C50 and boiling in the range of approximately 230 oC to 600 oC (446 oF to 1112 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-015-00-X 265-162-9 64742-59-2

Residues (petroleum) hydrodesulfurized atmospheric tower; Heavy fuel oil (A complex combination of hydrocarbons obtained by treating an atmospheric tower residuum with hydrogen in the presence of a catalyst under conditions primarily to remove organic sulfur compounds. It consists of hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350 oC (662 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-016-00-5 265-181-2 64742-78-5

Gas oils (petroleum), hydrodesulfurized heavy vacuum; Heavy fuel oil (A complex combination of hydrocarbons obtained from a catalytic hydrodesulfurization process. It consists of hydrocarbons having carbon numbers predominantly in the range of C20 through C50 and boiling in the range of approximately 350 oC to 600 oC (662 oF to 1112 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-017-00-0 265-189-6 64742-86-5

Residues (petroleum), steam-cracked; Heavy fuel oil (A complex combination of hydrocarbons obtained as the residual fraction from the distillation of the products of a steam cracking process (including steam cracking to produce ethylene). It consists predominantly of unsaturated hydrocarbons having carbon numbers predominantly greater than C14 and boiling above approximately 260 oC (500 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-018-00-6 265-193-8 64742-90-1

Residues (petroleum), atmospheric; Heavy fuel oil (A complex residuum from atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly greater than C11 and boiling above approximately 200 oC (392 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-019-00-1 269-777-3 68333-22-2

Clarified oils (petroleum), hydrodesulfurized catalytic cracked; Heavy fuel oil (A complex combination of hydrocarbons obtained by treating catalytic cracked clarified oil with hydrogen to convert organic sulfur to hydrogen sulfide which is removed. It consists of hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350 oC (662 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-020-00-7 269-782-0 68333-26-6

Distillates (petroleum), hydrodesulfurized intermediate catalytic cracked; Heavy fuel oil (A complex combination of hydrocarbons obtained by treating intermediate catalytic cracked distillates with hydrogen to convert organic sulfur to hydrogen sulfide which is removed. It consists of hydrocarbons having carbon numbers predominantly in the range of C11 through C30 and boiling in the range of approximately 205 oC to 450 oC (401 oF to 842 oF). It contains a relatively large proportion of tricyclic aromatic hydrocarbons.) 649-021-00-2 269-783-6 68333-27-7

Distillates (petroleum), hydrodesulfurized heavy catalytic cracked; Heavy fuel oil (A complex combination of hydrocarbons obtained by treatment of heavy catalytic cracked distillates with hydrogen to convert organic sulfur to hydrogen sulfide which is removed. It consists of hydrocarbons having carbon numbers predominantly in the range of C15 through C35 and boiling in the range of approximately 260 oC to 500 oC (500 oF to 932 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-022-00-8 269-784-1 68333-28-8

Fuel oil, residues-straight-run gas oils, high-sulfur; Heavy fuel oil 649-023-00-3 270-674-0 68476-32-4

Fuel oil, residual; Heavy fuel oil (The liquid product from various refinery streams, usually residues. The composition is complex and varies with the source of the crude oil.) 649-024-00-9 270-675-6 68476-33-5

Residues (petroleum), catalytic reformer fractionator residue distn.; Heavy fuel oil (A complex residuum from the distillation of catalytic reformer fractionator residue. It boils above approximately 399 oC (750 oF).) 649-025-00-4 270-792-2 68478-13-7

Residues (petroleum), heavy coker gas oil and vacuum gas oil; Heavy fuel oil (A complex combination of hydrocarbons produced as the residual fraction from the distillation of heavy coker gas oil and vacuum gas oil. It predominantly consists of hydrocarbons having carbon numbers predominantly greater than C13 and boiling above approximately 230 oC (446 oF).) 649-026-00-X 270-796-4 68478-17-1

Residues (petroleum), heavy coker and light vacuum; Heavy fuel oil (A complex combination of hydrocarbons produced as the residual fraction from the distillation of heavy coker gas oil and light vacuum gas oil. It consists predominantly of hydrocarbons having carbon numbers predominantly greater than C13 and boiling above approximately 230 oC (446 oF).) 649-027-00-5 270-983-0 68512-61-8

Residues (petroleum), light vacuum; Heavy fuel oil (A complex residuum from the vacuum distillation of the residuum from the atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly greater than C13 and boiling above approximately 230 oC (446 oF).) 649-028-00-0 270-984-6 68512-62-9

Residues (petroleum), steam-cracked light; Heavy fuel oil (A complex residuum from the distillation of the products from a steam-cracking process. It consists predominantly of aromatic and unsaturated hydrocarbons having carbon numbers greater than C7 and boiling in the range of approximately 101 oC to 555 oC (214 oF to 1030 oF).) 649-029-00-6 271-013-9 68513-69-9

Fuel oil, No 6; Heavy fuel oil (A distillate oil having a minimum viscosity of 900 SUS at 37,7 oC (100 oF) to a maximum of 9000 SUS at 37,7 oC (100 oF).) 649-030-00-1 271-384-7 68553-00-4

Residues (petroleum), topping plant, low-sulfur; Heavy fuel oil (A low-sulfur complex combination of hydrocarbons produced as the residual fraction from the topping plant distillation of crude oil. It is the residuum after the straight-run gasoline cut, kerosene cut and gas oil cut have been removed.) 649-031-00-7 271-763-7 68607-30-7

Gas oils (petroleum), heavy atmospheric; Heavy fuel oil (A complex combination of hydrocarbons obtained by the distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C7 through C35 and boiling in the range of approximately 121 oC to 510 oC (250 oF to 950 oF).) 649-032-00-2 272-184-2 68783-08-4

Residues (petroleum), coker scrubber, Condensed-ring-arom.-contg.; Heavy fuel oil (A very complex combination of hydrocarbons produced as the residual fraction from the distillation of vacuum residuum and the products from a thermal cracking process. It consists predominantly of hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350 oC (662 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-033-00-8 272-187-9 68783-13-1

Distillates (petroleum), petroleum residues vacuum; Heavy fuel oil (A complex combination of hydrocarbons produced by the vacuum distillation of the residuum from the atmospheric distillation of crude oil.) 649-034-00-3 273-263-4 68955-27-1

Residues (petroleum), steam-cracked, resinous; Heavy fuel oil (A complex residuum from the distillation of steam-cracked petroleum residues.) 649-035-00-9 273-272-3 68955-36-2

Distillates (petroleum), intermediate vacuum; Heavy fuel oil (A complex combination of hydrocarbons produced by the vacuum distillation of the residuum from atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C14 through C42 and boiling in the range of approximately 250 oC to 545 oC (482 oF to 1013 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-036-00-4 274-683-0 70592-76-6

Distillates (petroleum), light vacuum; Heavy fuel oil (A complex combination of hydrocarbons produced by the vacuum distillation of the residuum from atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C11 through C35 and boiling in the range of approximately 250 oC to 545 oC (482 oF to 1013 oF).) 649-037-00-X 247-684-6 70592-77-7

Distillates (petroleum), vacuum; Heavy fuel oil (A complex combination of hydrocarbons produced by the vacuum distillation of the residuum from atmospheric distillation of crude oil. It consists of hydrocarbons having numbers predominantly in the range of C15 through C50 and boiling in the range of approximately 270 oC to 600 oC (518 oF to 1112 oF). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-038-00-5 274-685-1 70592-78-8

Gas oils (petroleum), hydrodesulphurized coker heavy vacuum; Heavy fuel oil (A complex combination of hydrocarbons obtained by hydrodesulphurization of heavy coker distillate stocks. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range C18 to C44 and boiling in the range of approximately 304 oC to 548 oC (579 oF to 1018 oF). Likely to contain 5 % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.) 649-039-00-0 285-555-9 85117-03-9

Residues (petroleum), steam-cracked, distillates; Heavy fuel oil (A complex combination of hydrocarbons obtained during the production of refined petroleum tar by the distillation of steam cracked tar. It consists predominantly of aromatic and other hydrocarbons and organic sulfur compounds.) 649-040-00-6 292-657-7 90669-75-3

Residues (petroleum), vacuum, light; Heavy fuel oil (A complex residuum from the vacuum distillation of the residuum from atmospheric distillation of crude oil. It consists predominantly of hydrocarbons having carbon numbers predominantly greater than C24 and boiling above approximately 390 oC (734 oF).) 649-041-00-1 292-658-2 90669-76-4

Fuel oil, heavy, high-sulphur; Heavy fuel oil (A complex combination of hydrocarbons obtained by the distillation of crude petroleum. It consists predominantly of aliphatic, aromatic and cycloaliphatic hydrocarbons having carbon numbers predominantly higher than C25 and boiling above approximately 400 oC (752 oF).) 649-042-00-7 295-396-7 92045-14-2

Residues (petroleum), catalytic cracking; Heavy fuel oil (A complex combination of hydrocarbons produced as the residual fraction from the distillation of the products from a catalytic cracking process. It consists predominantly of hydrocarbons having carbon numbers predominantly greater than C11 and boiling above approximately 200 oC (392 oF).) 649-043-00-2 295-511-0 92061-97-7

Distillates (petroleum), intermediate catalytic cracked, thermally degraded; Heavy fuel oil (A complex combination of hydrocarbons produced by the distillation of products from a catalytic cracking process which has been used as a heat transfer fluid. It consists predominantly of hydrocarbons boiling in the range of approximately 220 oC to 450 oC (428 oF to 842 oF). This stream is likely to contain organic sulfur compounds.) 649-044-00-8 295-990-6 92201-59-7

Residual oils (petroleum); Heavy fuel oil (A complex combination of hydrocarbons, sulfur compounds and metal-containing organic compounds obtained as the residue from refinery fractionation cracking processes. It produces a finished oil with a viscosity above 2 cSt. at 100 oC.) 649-045-00-3 298-754-0 93821-66-0

Residues, steam cracked, thermally treated; Heavy fuel oil (A complex combination of hydrocarbons obtained by the treatment and distillation of raw steam-cracked naphtha. It consists predominantly of unsaturated hydrocarbons boiling in the range above approximately 180 oC (356 oF).) 649-046-00-9 308-733-0 98219-64-8

Distillates (petroleum), hydrodesulphurized full-range middle; Heavy fuel oil (A complex combination of hydrocarbons obtained by treating a petroleum stock with hydrogen. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C9 through C25 and boiling in the range of approximately 150 oC to 400 oC (302 oF to 752 oF).) 649-047-00-4 309-863-0 101316-57-8

Residues (petroleum), catalytic reformer fractionator; Heavy fuel oil (A complex combination of hydrocarbons produced as the residual fraction from distillation of the product from a catalytic reforming process. It consists of predominantly aromatic hydrocarbons having carbon numbers predominantly in the range of C10 through C25 and boiling in the range of approximately 160 oC to 400 oC (320 oF to 725 oF). This stream is likely to contain 5 wt. % or more of 4- or 6-membered condensed ring aromatic hydrocarbons.) 649-048-00-X 265-069-3 64741-67-9

Petroleum; Crude oil (A complex combination of hydrocarbons. It consists predominantly of aliphatic, alicyclic and aromatic hydrocarbons. It may also contain small amounts of nitrogen, oxygen and sulfur compounds. This category encompasses light, medium, and heavy petroleums, as well as the oils extended from tar sands. Hydrocarbonaceous materials requiring major chemical changes for their recovery or conversion to petroleum refinery feedstocks such as crude shale oils; upgraded shale oils and liquid coal fuels are not included in this definition.) 649-049-00-5 232-298-5 8002-05-9

Gases (petroleum), catalytic cracked naphtha depropanizer overhead, C3-rich acid-free; Petroleum gas (A complex combination of hydrocarbons obtained from fractionation of catalytic cracked hydrocarbons and treated to remove acidic impurities. It consists of hydrocarbons having carbon numbers in the range of C2 through C4, predominantly C3.) 649-062-00-6 270-755-0 68477-73-6 K

Gases (petroleum), catalytic cracker; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of the products from a catalytic cracking process. It consists predominantly of aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-063-00-1 270-756-6 68477-74-7 K

Gases (petroleum), catalytic cracker, C1-5-rich; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of products from a catalytic cracking process. It consists of aliphatic hydrocarbons having carbon numbers in the range of C1 through C6, predominantly C1 through C5.) 649-064-00-7 270-757-1 68477-75-8 K

Gases (petroleum), catalytic polymd. naphtha stabilizer overhead, C2-4-rich; Petroleum gas (A complex combination of hydrocarbons obtained from the fractionation stabilization of catalytic polymerized naphtha. It consists of aliphatic hydrocarbons having carbon numbers in the range of C2 through C6, predominantly C2 through C4.) 649-065-00-2 270-758-7 68477-76-9 K

Gases (petroleum), catalytic reformer, C1-4-rich; Petroleum gas (A complex combination of hydrocarbons produced by distillation of products from a catalytic reforming process. It consists of hydrocarbons having carbon numbers in the range of C1 through C6, predominantly C1 through C4.) 649-066-00-8 270-760-8 68477-79-2 K

Gases (petroleum), C3-5olefinic-paraffinic alkylation feed; Petroleum gas (A complex combination of olefinic and paraffinic hydrocarbons having carbon numbers in the range of C3 through C5 which are used as alkylation feed. Ambient temperatures normally exceed the critical temperature of these combinations.) 649-067-00-3 270-765-5 68477-83-8 K

Gases (petroleum), C4-rich; Petroleum gas (A complex combination of hydrocarbons produced by distillation of products from a catalytic fractionation process. It consists of aliphatic hydrocarbons having carbon numbers in the range of C3 through C5, predominantly C4.) 649-068-00-9 270-767-6 68477-85-0 K

Gases (petroleum), deethanizer overheads; Petroleum gas (A complex combination of hydrocarbons produced from distillation of the gas and gasoline fractions from the catalytic cracking process. It contains predominantly ethane and ethylene.) 649-069-00-4 270-768-1 68477-86-1 K

Gases (petroleum), deisobutanizer tower overheads; Petroleum gas (A complex combination of hydrocarbons produced by the atmospheric distillation of a butane-butylene stream. It consists of aliphatic hydrocarbons having carbon numbers predominantly in the range of C3 through C4.) 649-070-00-X 270-769-7 68477-87-2 K

Gases (petroleum), depropanizer dry, propene-rich; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of products from the gas and gasoline fractions of a catalytic cracking process. It consists predominantly of propylene with some ethane and propane.) 649-071-00-5 270-772-3 68477-90-7 K

Gases (petroleum), depropanizer overheads; Petroleum gas (A complex combination of hydrocarbons produced by distillation of products from the gas and gasoline fractions of a catalytic cracking process. It consists of aliphatic hydrocarbons having carbon numbers predominantly in the range of C2 through C4.) 649-072-00-0 270-773-9 68477-91-8 K

Gases (petroleum), gas recovery plant depropanizer overheads; Petroleum gas (A complex combination of hydrocarbons obtained by fractionation of miscellaneous hydrocarbon streams. It consists predominantly of hydrocarbons having carbon numbers in the range of C1 through C4, predominantly propane.) 649-073-00-6 270-777-0 68477-94-1 K

Gases (petroleum), Girbatol unit feed; Petroleum gas (A complex combination of hydrocarbons that is used as the feed into the Girbatol unit to remove hydrogen sulfide. It consists of aliphatic hydrocarbons having carbon numbers predominantly in the range of C2 through C4.) 649-074-00-1 270-778-6 68477-95-2 K

Gases (petroleum), isomerized naphtha fractionator, C4-rich, hydrogen sulfide-free; Petroleum gas 649-075-00-7 270-782-8 68477-99-6 K

Tail gas (petroleum), catalytic cracked clarified oil and thermal cracked vacuum residue fractionation reflux drum; Petroleum gas (A complex combination of hydrocarbons obtained from fractionation of catalytic cracked clarified oil and thermal cracked vacuum residue. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-076-00-2 270-802-5 68478-21-7 K

Tail gas (petroleum), catalytic cracked naphtha stabilization absorber; Petroleum gas (A complex combination of hydrocarbons obtained from the stabilization of catalytic cracked naphtha. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-077-00-8 270-803-0 68478-22-8 K

Tail gas (petroleum), catalytic cracker, catalytic reformer and hydrodesulfurizer combined fractionater; Petroleum gas (A complex combination of hydrocarbons obtained from the fractionation of products from catalytic cracking, catalytic reforming and hydrodesulfurizing processes treated to remove acidic impurities. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-078-00-3 270-804-6 68478-24-0 K

Tail gas (petroleum), catalytic reformed naphtha fractionation stabilizer; Petroleum gas (A complex combination of hydrocarbons obtained from the fractionation stabilization of catalytic reformed naphtha. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C1 through C4.) 649-079-00-9 270-806-7 68478-26-2 K

Tail gas (petroleum), saturate gas plant mixed stream, C4-rich; Petroleum gas (A complex combination of hydrocarbons obtained from the fractionation stabilization of straight-run naphtha, distillation tail gas and catalytic reformed naphtha stabilizer tail gas. It consists of hydrocarbons having carbon numbers in the range of C3 through C6, predominantly butane and isobutane.) 649-080-00-4 270-813-5 68478-32-0 K

Tail gas (petroleum), saturate gas recovery plant, C1-2-rich; Petroleum gas (A complex combination of hydrocarbons obtained from fractionation of distillate tail gas, straight-run naphtha, catalytic reformed naphtha stabilizer tail gas. It consists predominantly of hydrocarbons having carbon numbers in the range of C1 through C5, predominantly methane and ethane.) 649-081-00-X 270-814-0 68478-33-1 K

Tail gas (petroleum), vacuum residues thermal cracker; Petroleum gas (A complex combination of hydrocarbons obtained from the thermal cracking of vacuum residues. It consists of hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-082-00-5 270-815-6 68478-34-2 K

Hydrocarbons, C3-4-rich, petroleum distillate; Petroleum gas (A complex combination of hydrocarbons produced by distillation and condensation of crude oil. It consists of hydrocarbons having carbon numbers in the range of C3 through C5, predominantly C3 through C4.) 649-083-00-0 270-990-9 68512-91-4 K

Gases (petroleum), full-range straight-run naphtha dehexanizer off; Petroleum gas (A complex combination of hydrocarbons obtained by the fractionation of the full-range straight-run naphtha. It consists of hydrocarbons having carbon numbers predominantly in the range of C2 through C6.) 649-084-00-6 271-000-8 68513-15-5 K

Gases (petroleum), hydrocracking depropanizer off, hydrocarbon-rich; Petroleum gas (A complex combination of hydrocarbon produced by the distillation of products from a hydrocracking process. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C1 through C4. It may also contain small amounts of hydrogen and hydrogen sulfide.) 649-085-00-1 271-001-3 68513-16-6 K

Gases (petroleum), light straight-run naphtha stabilizer off; Petroleum gas (A complex combination of hydrocarbons obtained by the stabilization of light straight-run naphtha. It consists of saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C2 through C6.) 649-086-00-7 271-002-9 68513-17-7 K

Residues (petroleum), alkylation splitter, C4-rich; Petroleum gas (A complex residuum from the distillation of streams from various refinery operations. It consists of hydrocarbons having carbon numbers in the range of C4 through C5, predominantly butane, and boiling in the range of approximately −11,7 oC to 27,8 oC (11 oF to 82 oF).) 649-087-00-2 271-010-2 68513-66-6 K

Hydrocarbons, C1-4, sweetened; Petroleum gas (A complex combination of hydrocarbons obtained by subjecting hydrocarbon gases to a sweetening process to convert mercaptans or to remove acidic impurities. It consists of hydrocarbons having carbon numbers predominantly in the range of C1 through C4 and boiling in the range of approximately − 164 oC to − 0,5 oC (−263 oF to 31 oF).) 649-089-00-3 271-038-5 68514-36-3 K

Hydrocarbons, C1-3; Petroleum gas (A complex combination of hydrocarbons having carbon numbers predominantly in the range of C1 through C3 and boiling in the range of approximately − 164 oC to − 42 oC (− 263 oF to − 44 oF).) 649-090-00-9 271-259-7 68527-16-2 K

Hydrocarbons, C1-4, debutanizer fraction; Petroleum gas 649-091-00-4 271-261-8 68527-19-5 K

Gases (petroleum), C1-5, wet; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of crude oil and/or the cracking of tower gas oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-092-00-X 271-624-0 68602-83-5 K

Hydrocarbons, C2-4; Petroleum gas 649-093-00-5 271-734-9 68606-25-7 K

Hydrocarbons, C3; Petroleum gas 649-094-00-0 271-735-4 68606-26-8 K

Gases (petroleum), alkylation feed; Petroleum gas (A complex combination of hydrocarbons produced by the catalytic cracking of gas oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C3 through C4.) 649-095-00-6 271-737-5 68606-27-9 K

Gases (petroleum), depropanizer bottoms fractionation off; Petroleum gas (A complex combination of hydrocarbons obtained from the fractionation of depropanizer bottoms. It consists predominantly of butane, isobutane and butadiene.) 649-096-00-1 271-742-2 68606-34-8 K

Gases (petroleum), refinery blend; Petroleum gas (A complex combination obtained from various processes. It consists of hydrogen, hydrogen sulfide and hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-097-00-7 272-183-7 68783-07-3 K

Gases (petroleum), catalytic cracking; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of the products from a catalytic cracking process. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C3 through C5.) 649-098-00-2 272-203-4 68783-64-2 K

Gases (petroleum), C2-4, sweetened; Petroleum gas (A complex combination of hydrocarbons obtained by subjecting a petroleum distillate to a sweetening process to convert mercaptans or to remove acidic impurities. It consists predominantly of saturated and unsaturated hydrocarbons having carbon numbers predominantly in the range of C2 through C4 and boiling in the range of approximately − 51 oC to − 34 oC (− 60 oF to − 30 oF).) 649-099-00-8 272-205-5 68783-65-3 K

Gases (petroleum), crude oil fractionation off; Petroleum gas (A complex combination of hydrocarbons produced by the fractionation of crude oil. It consists of saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-100-00-1 272-871-7 68918-99-0 K

Gases (petroleum), dehexanizer off; Petroleum gas (A complex combination of hydrocarbons obtained by the fractionation of combined naphtha streams. It consists of saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-101-00-7 272-872-2 68919-00-6 K

Gases (petroleum), light straight run gasoline fractionation stabilizer off; Petroleum gas (A complex combination of hydrocarbons obtained by the fractionation of light straight-run gasoline. It consists of saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-102-00-2 272-878-5 68919-05-1 K

Gases (petroleum), naphtha unifiner desulfurization stripper off; Petroleum gas (A complex combination of hydrocarbons produced by a naphtha unifiner desulfurization process and stripped from the naphtha product. It consists of saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C4.) 649-103-00-8 272-879-0 68919-06-2 K

Gases (petroleum), straight-run naphtha catalytic reforming off; Petroleum gas (A complex combination of hydrocarbons obtained by the catalytic reforming of straight-run naphtha and fractionation of the total effluent. It consists of methane, ethane, and propane.) 649-104-00-3 272-882-7 68919-09-5 K

Gases (petroleum), fluidized catalytic cracker splitter overheads; Petroleum gas (A complex combination of hydrocarbons produced by the fractionation of the charge to the C3-C4 splitter. It consists predominantly of C3 hydrocarbons.) 649-105-00-9 272-893-7 68919-20-0 K

Gases (petroleum), straight-run stabilizer off; Petroleum gas (A complex combination of hydrocarbons obtained from the fractionation of the liquid from the first tower used in the distillation of crude oil. It consists of saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C4.) 649-106-00-4 272-883-2 68919-10-8 K

Gases (petroleum), catalytic cracked naphtha debutanizer; Petroleum gas (A complex combination of hydrocarbons obtained from fractionation of catalytic cracked naphtha. It consists of hydrocarbons having carbon numbers predominantly in the range of C1 through C4.) 649-107-00-X 273-169-3 68952-76-1 K

Tail gas (petroleum), catalytic cracked distillate and naphtha stabilizer; Petroleum gas (A complex combination of hydrocarbons obtained by the fractionation of catalytic cracked naphtha and distillate. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C1 through C4.) 649-108-00-5 273-170-9 68952-77-2 K

Tail gas (petroleum), thermal-cracked distillate, gas oil and naphtha absorber; Petroleum gas (A complex combination of hydrocarbons obtained from the separation of thermal-cracked distillates, naphtha and gas oil. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-109-00-0 273-175-6 68952-81-8 K

Tail gas (petroleum), thermal cracked hydrocarbon fractionation stabilizer, petroleum coking; Petroleum gas (A complex combination of hydrocarbons obtained from the fractionation stabilization of thermal cracked hydrocarbons from a petroleum coking process. It consists of hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-110-00-6 273-176-1 68952-82-9 K

Gases (petroleum, light steam-cracked, butadiene conc.; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of products from a thermal cracking process. It consists of hydrocarbons having a carbon number predominantly of C4.) 649-111-00-1 273-265-5 68955-28-2 K

Gases (petroleum), straight-run naphtha catalytic reformer stabilizer overhead; Petroleum gas (A complex combination of hydrocarbons obtained by the catalytic reforming of straight-run naphtha and the fractionation of the total effluent. It consists of saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C2 through C4.) 649-112-00-7 273-270-2 68955-34-0 K

Hydrocarbons, C4; Petroleum gas 649-113-00-2 289-339-5 87741-01-3 K

Alkanes, C1-4, C3-rich; Petroleum gas 649-114-00-8 292-456-4 90622-55-2 K

Gases (petroleum), steam-cracker C3-rich; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of products from a steam cracking process. It consists predominantly of propylene with some propane and boils in the range of approximately − 70 oC to 0 oC (− 94 oF to 32 oF).) 649-115-00-3 295-404-9 92045-22-2 K

Hydrocarbons, C4, steam-cracker distillate; Petroleum gas (A complex combination of hydrocarbons produced by the distillation of the products of a steam cracking process. It consists predominantly of hydrocarbons having a carbon number of C4, predominantly 1-butene and 2-butene, containing also butane and isobutene and boiling in the range of approximately − 12 oC to 5 oC (10.4 oF to 41 oF).) 649-116-00-9 295-405-4 92045-23-3 K

Petroleum gases, liquefied, sweetened, C4fraction; Petroleum gas (A complex combination of hydrocarbons obtained by subjecting a liquified petroleum gas mix to a sweetening process to oxidize mercaptans or to remove acidic impurities. It consists predominantly of C4 saturated and unsaturated hydrocarbons.) 649-117-00-4 295-463-0 92045-80-2 K

Hydrocarbons, C4, 1,3-butadiene-and isobutene-free; Petroleum gas 649-118-00-X 306-004-1 95465-89-7 K

Raffinates (petroleum), steam-cracked C4 fraction cuprous ammonium acetate extn., C3-5 and C3-5 unsatd., butadiene-free; Petroleum gas 649-199-00-5 307-769-4 97722-19-5 K

Gases (petroleum), amine system feed; Refinery gas (The feed gas to the amine system for removal of hydrogen sulphide. It consists primarily of hydrogen. Carbon monoxide, carbon dioxide, hydrogen sulfide and aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5 may also be present.) 649-120-00-0 270-746-1 68477-65-6 K

Gases (petroleum), benzene unit hydrodesulphurizer off; Refinery gas (Off gases produced by the benzene unit. It consists primarily of hydrogen. Carbon monoxide and hydrocarbons having carbon numbers predominantly in the range of C1 through C6, including benzene, may also be present.) 649-121-00-6 270-747-7 68477-66-7 K

Gases (petroleum), benzene unit recycle, hydrogen-rich; Refinery gas (A complex combination of hydrocarbons obtained by recycling the gases of the benzene unit. It consists primarily of hydrogen with various small amounts of carbon monoxide and hydrocarbons having carbon numbers in the range of C1 through C6.) 649-122-00-1 270-748-2 68477-67-8 K

Gases (petroleum), blend oil, hydrogen-nitrogen-rich; Refinery gas (A complex combination of hydrocarbons obtained by distillation of a blend oil. It consists primarily of hydrogen and nitrogen with various small amounts of carbon monoxide, carbon dioxide, and aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-123-00-7 270-749-8 68477-68-9 K

Gases (petroleum), catalytic reformed naphtha stripper overheads; Refinery gas (A complex combination of hydrocarbons obtained from stabilization of catalytic reformed naphtha. It consists of hydrogen and saturated hydrocarbons having carbon numbers predominantly in the range of C1 through C4.) 649-124-00-2 270-759-2 68477-77-0 K

Gases (petroleum), C6-8catalytic reformer recycle; Refinery gas (A complex combination of hydrocarbons produced by distillation of products from catalytic reforming of C6-C8 feed and recycled to conserve hydrogen. It consists primarily of hydrogen. It may also contain various small amounts of carbon monoxide, carbon dioxide, nitrogen, and hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-125-00-8 270-761-3 68477-80-5 K

Gases (petroleum), C6-8catalytic reformer; Refinery gas (A complex combination of hydrocarbons produced by distillation of products from catalytic reforming of C6-C8 feed. It consists of hydrocarbons having carbon numbers in the range of C1 through C5 and hydrogen.) 649-126-00-3 270-762-9 68477-81-6 K

Gases (petroleum), C6-8 catalytic reformer recycle, hydrogen-rich; Refinery gas 649-127-00-9 270-763-4 68477-82-7 K

Gases (petroleum), C2-return stream; Refinery gas (A complex combination of hydrocarbons obtained by the extraction of hydrogen from a gas stream which consists primarily of hydrogen with small amounts of nitrogen, carbon monoxide, methane, ethane, and ethylene. It contains predominantly hydrocarbons such as methane, ethane, and ethylene with small amounts of hydrogen, nitrogen and carbon monoxide.) 649-128-00-4 270-766-0 68477-84-9 K

Gases (petroleum), dry sour, gas-concn.-unit-off; Refinery gas (The complex combination of dry gases from a gas concentration unit. It consists of hydrogen, hydrogen sulphide and hydrocarbons having carbon numbers predominantly in the range of C1 through C3.) 649-129-00-X 270-774-4 68477-92-9 K

Gases (petroleum), gas concn. reabsorber distn.; Refinery gas (A complex combination of hydrocarbons produced by distillation of products from combined gas streams in a gas concentration reabsorber. It consists predominantly of hydrogen, carbon monoxide, carbon dioxide, nitrogen, hydrogen sulphide and hydrocarbons having carbon numbers in the range of C1 through C3.) 649-130-00-5 270-776-5 68477-93-0 K

Gases (petroleum), hydrogen absorber off; Refinery gas (A complex combination obtained by absorbing hydrogen from a hydrogen rich stream. It consists of hydrogen, carbon monoxide, nitrogen, and methane with small amounts of C2 hydrocarbons.) 649-131-00-0 270-779-1 68477-96-3 K

Gases (petroleum), hydrogen-rich; Refinery gas (A complex combination separated as a gas from hydrocarbon gases by chilling. It consists primarily of hydrogen with various small amounts of carbon monoxide, nitrogen, methane, and C2 hydrocarbons.) 649-132-00-6 270-780-7 68477-97-4 K

Gases (petroleum), hydrotreater blend oil recycle, hydrogen-nitrogen-rich; Refinery gas (A complex combination obtained from recycled hydrotreated blend oil. It consists primarily of hydrogen and nitrogen with various small amounts of carbon monoxide, carbon dioxide and hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-133-00-1 270-781-2 68477-98-5 K

Gases (petroleum), recycle, hydrogen-rich; Refinery gas (A complex combination obtained from recycled reactor gases. It consists primarily of hydrogen with various small amounts of carbon monoxide, carbon dioxide, nitrogen, hydrogen sulphide, and saturated aliphatic hydrocarbons having carbon numbers in the range of C1 through C5.) 649-134-00-7 270-783-3 68478-00-2 K

Gases (petroleum), reformer make-up, hydrogen-rich; Refinery gas (A complex combination obtained from the reformers. It consists primarily of hydrogen with various small amounts of carbon monoxide and aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-135-00-2 270-784-9 68478-01-3 K

Gases (petroleum), reforming hydrotreater; Refinery gas (A complex combination obtained from the reforming hydrotreating process. It consists primarily of hydrogen, methane, and ethane with various small amounts of hydrogen sulphide and aliphatic hydrocarbons having carbon numbers predominantly in the range C3 through C5.) 649-136-00-8 270-785-4 68478-02-4 K

Gases (petroleum), reforming hydrotreater, hydrogen-methane-rich; Refinery gas (A complex combination obtained from the reforming hydrotreating process. It consists primarily of hydrogen and methane with various small amounts of carbon monoxide, carbon dioxide, nitrogen and saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C2 through C5.) 649-137-00-3 270-787-5 68478-03-5 K

Gases (petroleum), reforming hydrotreater make-up, hydrogen-rich; Refinery gas (A complex combination obtained from the reforming hydrotreating process. It consists primarily of hydrogen with various small amounts of carbon monoxide and aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-138-00-9 270-788-0 68478-04-6 K

Gases (petroleum), thermal cracking distn.; Refinery gas (A complex combination produced by distillation of products from a thermal cracking process. It consists of hydrogen, hydrogen sulphide, carbon monoxide, carbon dioxide and hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-139-00-4 270-789-6 68478-05-7 K

Tail gas (petroleum), catalytic cracker refractionation absorber; Refinery gas (A complex combination of hydrocarbons obtained from refractionation of products from a catalytic cracking process. It consists of hydrogen and hydrocarbons having carbon numbers predominantly in the range of C1 through C3.) 649-140-00-X 270-805-1 68478-25-1 K

Tail gas (petroleum), catalytic reformed naphtha separator; Refinery gas (A complex combination of hydrocarbons obtained from the catalytic reforming of straight-run naphtha. It consists of hydrogen and hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-141-00-5 270-807-2 68478-27-3 K

Tail gas (petroleum), catalytic reformed naphtha stabilizer; Refinery gas (A complex combination of hydrocarbons obtained from the stabilization of catalytic reformed naphtha. It consists of hydrogen and hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-142-00-0 270-808-8 68478-28-4 K

Tail gas (petroleum), cracked distillate hydrotreater separator; Refinery gas (A complex combination of hydrocarbons obtained by treating cracked distillates with hydrogen in the presence of a catalyst. It consists of hydrogen and saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C5.) 649-143-00-6 270-809-3 68478-29-5 K

Tail gas (petroleum), hydrodesulphurized straight-run naphtha separator; Refinery gas (A complex combination of hydrocarbons obtained from hydrodesulphurization of straight-run naphtha. It consists of hydrogen and saturated aliphatic hydrocarbons having carbon numbers predominantly in the range of C1 through C6.) 649-144-00-1 270-810-9 68478-30-8 K

Gases (petroleum), catalytic reformed straight-run naphtha stabilizer overheads; Refinery gas (A complex combination of hydrocarbons obtained from the catalytic reforming of straight-run naphtha followed b