2/27/15

1

Changes To The TRI List Of Toxic Chemicals

Chemical Deletions and Modifications (last reporting year for the chemical or for the

unmodified listing is in parenthesis)

CAS Number Chemical Name

67-64-1 Acetone; (1993) 

1344-28-1 Aluminum oxide (delisted non-fibrous forms only); (1988) 

7664-41-7 Ammonia (added the qualifier “includes anhydrous ammonia and aqueous 

ammonia from water dissociable ammonium salts and other sources; 10 percent of 

total aqueous ammonia is reportable under this listing”); (1993) 

6484-52-2 Ammonium nitrate (solution); (1994)* 

7783-20-2 Ammonium sulfate (solution); (1993)** 

7727-43-7 Barium sulfate (delisted from the barium compounds category); (1992) 

103-23-1 Bis(2-ethylhexyl) adipate; (1994) 

85-68-7 Butyl benzyl phthalate; (1993) 

52-51-7 2-Bromo-2-nitropropane-1,3-diol (Bronopol); (1996) 

NA Chromite ore mined in the Transvaal Region of South Africa and the unreacted 

ore component of the chromite ore processing residue (COPR). (COPR is the 

solid waste remaining after aqueous extraction of oxidized chromite ore that has 

been combined with soda ash and kiln roasted at approximately 2,000 oF.) 

(delisted from the chromium compounds category); (1999) 

2650-18-2 C.I. Acid Blue 9, diammonium salt; (1987) 

3844-45-9 C.I. Acid Blue 9, disodium salt; (1987) 

147-14-8 C.I. Pigment Blue 15 (delisted from the copper compounds category); (1989) 

14302-13-7 C.I. Pigment Green 36 (delisted from the copper compounds category); (1989) 

1328-53-6 C.I. Pigment Green 7 (delisted from the copper compounds category); (1989) 

NA Copper phthalocyanine compounds that are substituted with only hydrogen and/or 

bromine and/or chlorine (delisted from the copper compounds category); (1993) 

84-66-2 Diethyl phthalate; (1994) 

576-26-1 2,6-Dimethylphenol; (1996) 

117-84-0 n-Dioctyl phthalate; (1992) 

NA Glycol ethers (delisted high molecular weight glycol ethers only); (1992) 

7647-01-0 Hydrochloric acid (delisted non-aerosol forms by adding the qualifier “acid 

aerosols including mists, vapors, gas, fog, and other airborne forms of any particle 

size”); (1994) 

108-78-1 Melamine; (1987) 

101-68-8 Methylenebis(phenylisocyanate) (moved to diisocyanates category); (1994) 

78-93-3 Methyl ethyl ketone; (2003) 

7664-38-2 Phosphoric acid; (1998) 

1310-73-2 Sodium hydroxide (solution); (1988) 

7757-82-6 Sodium sulfate (solution); (1987) 

7664-93-9 Sulfuric acid (delisted non-aerosol forms by adding the qualifier “acid aerosols 

including mists, vapors, gas, fog, and other airborne forms of any particle size”); 

(1993) 
2/27/15

2

100-21-0 Terephthalic acid; (1989) 

13463-67-7 Titanium dioxide; (delisted before the first reporting year in 1987) 

7440-62-2 Vanadium (changed the “fume or dust” qualifier to “except when contained in an 

alloy”); (1999) 

* Still reportable under the ammonia and nitrate compounds listings. 

** Ammonia portion still reportable under the ammonia listing. 

Chemicals Added For Reporting Year 1990

CAS Number Chemical Name

107-18-6 Allyl alcohol 

8001-58-9 Creosote 

78-88-6 2,3-Dichloropropene 

99-65-0 m-Dinitrobenzene 

528-29-0 o-Dinitrobenzene 

100-25-4 p-Dinitrobenzene 

25321-14-6 Dinitrotoluene (mixed isomers) 

120-58-1 Isosafrole 

26471-62-5 Toluene diisocyanate (mixed isomers) 

Chemicals Added For Reporting Year 1991

CAS Number Chemical Name

353-59-3 Bromochlorodifluoromethane (Halon 1211) 

75-63-8 Bromotrifluoromethane (Halon 1301) 

124-73-2 Dibromotetrafluoroehtane (Halon 2402) 

75-71-8 Dichlorodifluoromethane (CFC-12) 

76-14-2 Dichlorotetrafluoroethane (CFC-114) 

76-15-3 Monochloropentafluoroethane (CFC-115) 

75-69-4 Trichlorofluoromethane (CFC-11) 

Chemicals Added For Reporting Year 1994

CAS Number Chemical Name

98-86-2 Acetophenone 

61-82-5 Amitrole 

111-91-1 Bis(2-chloroethoxy)methane 

75-45-6 Chlorodifluoromethane (HCFC-22) 

63938-10-3 Chlorotetrafluoroethane 

764-41-0 1,4-Dichloro-2-butene 

1717-00-6 1,1-Dichloro-1-fluoroethane (HCFC-141b) 

34077-87-7 Dichlorotrifluoroethane 

75-68-3 1-Chloro-1,1-difluoroethane (HCFC-142b) 

354-25-6 1-Chloro-1,1,2,2- tetrafluoroethane (HCFC-124a) 
2/27/15

3

2837-89-0 2-Chloro-1,1,1,2- tetrafluoroethane (HCFC-124) 

90454-18-5 Dichloro-1,1,2-trifluoroethane 

812-04-4 1,1-Dichloro-1,2,2- trifluoroethane (HCFC-123b) 

354-23-4 1,2-Dichloro-1,1,2- trifluoroethane (HCFC-123a) 

306-83-2 2,2-Dichloro-1,1,1- trifluoroethane (HCFC-123) 

94-58-6 Dihydrosafrole 

75-34-3 Ethylidene dichloride 

64-18-6 Formic acid 

70-30-4 Hexachlorophene 

7783-06-4 Hydrogen sulfide [Reporting Stayed in 1995, stay lifted in 2011 (see page 12

“Chemical Reinstated For Reporting Year 2012”)]

109-77-3 Malononitrile 

126-98-7 Methacrylonitrile 

79-22-1 Methyl chlorocarbonate 

74-93-1 Methy mercaptan [Reporting Stayed in 1995]

109-06-8 2-Methylpyridine 

99-55-8 5-Nitro-o-toluidine 

123-63-7 Paraldehyde 

76-01-7 Pentachloroethane 

23950-58-5 Pronamide 

630-20-6 1,1,1,2-Tetrachloroethane 

137-26-8 Thiram 

72-57-1 Trypan blue 

Chemical Categories

Ethylenebisdithiocarbamic acid, salts and esters 

Warfarin and salts 

Chemicals Added For Reporting Year 1995

CAS Number Chemical Name

71751-41-2 Abamectin [Avermectin B1] 

30560-19-1 Acephate (Acetylphosphoramidothioic acid O,S-dimethyl ester) 

62476-59-9 Acifluorfen, sodium salt [5-(2-Chloro-4-(trifluoromethyl)phenoxy)-2-nitrobenzoic 

acid, sodium salt] 

15972-60-8 Alachlor 

116-06-3 Aldicarb 

28057-48-9 d-trans-Allethrin [d-trans-Chrysanthemic acid of d-allethrone] 

107-11-9 Allylamine 

20859-73-8 Aluminum phosphide 

834-12-8 Ametryn (N-Ethyl-N'-(1-methylethyl)-6-(methylthio)-1,3,5,-triazine-2,4-diamine) 

33089-61-1 Amitraz 

101-05-3 Anilazine [4,6-Dichloro-N-(2-chlorophenyl)-1,3,5-triazin-2-amine] 

1912-24-9 Atrazine (6-Chloro-N-ethyl-N'-(1-methylethyl)-1,3,5-triazine-2,4-diamine) 

22781-23-3 Bendiocarb [2,2-Dimethyl-1,3-benzodioxol-4-ol methylcarbamate] 
2/27/15

4

1861-40-1 Benfluralin (N-Butyl-N-ethyl-2,6-dinitro-4-(trifluoromethyl)benzenamine) 

17804-35-2 Benomyl 

82657-04-3 Bifenthrin 

56-35-9 Bis(tributyltin) oxide 

10294-34-5 Boron trichloride 

7637-07-2 Boron trifluoride 

314-40-9 Bromacil (5-Bromo-6-methyl-3-(1-methylpropyl)-2,4-(1H,3H)-pyrimidinedione) 

53404-19-6 Bromacil, lithium salt [2,4-(1H,3H)-Pyrimidinedione, 5-bromo-6-methyl-3-(1-

methylpropyl), lithium salt] 

7726-95-6 Bromine 

35691-65-7 1-Bromo-1-(bromomethyl)-1,3-propanedicarbonitrile 

52-51-7 2-Bromo-2-nitropropane-1,3-diol (Bronopol) [Removed, 1996 was the last year 

it was reportable]

1689-84-5 Bromoxynil (3,5-Dibromo-4-hydroxybenzonitrile) 

1689-99-2 Bromoxynil octanoate (Octanoic acid, 2,6-dibromo-4-cyanophenyl ester) 

357-57-3 Brucine 

1563-66-2 Carbofuran 

5234-68-4 Carboxin (5,6-Dihydro-2-methyl-N-phenyl-1,4-oxathiin-3-carboxamide) 

2439-01-2 Chinomethionat [6-Methyl-1,3-dithiolo[4,5-b]quinoxalin-2-one] 

115-28-6 Chlorendic acid 

90982-32-4 Chlorimuron ethyl [Ethyl-2-[[[(4-chloro-6-methoxyprimidin-2-

yl)amino]carbonyl] amino]sulfonyl]benzoate] 

4080-31-3 1-(3-Chloroallyl)-3,5,7-triaza-1-azoniaadamantane chloride 

106-47-8 p-Chloroaniline 

563-47-3 3-Chloro-2-methyl-1-propene 

104-12-1 p-Chlorophenyl isocyanate 

76-06-2 Chloropicrin 

542-76-7 3-Chloropropionitrile 

95-69-2 p-Chloro-o-toluidine 

75-88-7 2-Chloro-1,1,1-trifluoroethane (HCFC-133a) 

75-72-9 Chlorotrifluoromethane (CFC-13) 

460-35-5 3-Chloro-1,1,1-trifluoropropane (HCFC-253fb) 

5598-13-0 Chlorpyrifos methyl [O,O-Dimethyl-O-(3,5,6-trichloro-2-

pyridyl)phosphorothioate] 

64902-72-3 Chlorsulfuron [2-Chloro-N-[[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino] 

carbonyl]benzenesulfonamide] 

6459-94-5 C.I. Acid Red 114 

28407-37-6 C.I. Direct Blue 218 

4170-30-3 Crotonaldehyde 

21725-46-2 Cyanazine 

1134-23-2 Cycloate 

108-93-0 Cyclohexanol 

68359-37-5 Cyfluthrin [3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid, 

cyano(4-fluoro-3-phenoxyphenyl) methyl ester] 
2/27/15

5

68085-85-8 Cyhalothrin [3-(2-Chloro-3,3,3-trifluoro-1-propenyl)-2,2-

dimethylcyclopropanecarboxylic acid cyano(3-phenoxyphenyl) methyl ester] 

533-74-4 Dazomet (Tetrahydro-3,5-dimethyl-2H-1,3,5-thiadiazine-2-thione) 

53404-60-7 Dazomet, sodium salt [Tetrahydro-3,5-dimethyl-2H-1,3,5-thiadiazine-2-thione, 

ion(1-), sodium] 

94-82-6 2,4-DB 

1929-73-3 2,4-D butoxyethyl ester 

94-80-4 2,4-D butyl ester 

2971-38-2 2,4-D chlorocrotyl ester 

13684-56-5 Desmedipham 

1928-43-4 2,4-D 2-ethylhexyl ester 

53404-37-8 2,4-D 2-ethyl-4-methylpentyl ester 

333-41-5 Diazinon 

10222-01-2 2,2-Dibromo-3-nitrilopropionamide [Reporting Stayed in 1995]

1918-00-9 Dicamba (3,6-Dichloro-2-methoxybenzoic acid) 

99-30-9 Dichloran [2,6-Dichloro-4-nitroaniline] 

612-83-9 3,3'-Dichlorobenzidine dihydrochloride 

64969-34-2 3,3'-Dichlorobenzidine sulfate 

110-57-6 trans-1,4-Dichloro-2-butene 

1649-08-7 1,2-Dichloro-1,1-difluoroethane (HCFC-132b) 

75-43-4 Dichlorofluoromethane (HCFC-21) 

127564-92-5 Dichloropentafluoropropane 

13474-88-9 1,1-Dichloro-1,2,2,3,3-pentafluoropropane (HCFC-225cc) 

111512-56-2 1,1-Dichloro-1,2,3,3,3-pentafluoropropane (HCFC-225eb) 

422-44-6 1,2-Dichloro-1,1,2,3,3-pentafluoropropane (HCFC-225bb) 

431-86-7 1,2-Dichloro-1,1,3,3,3-pentafluoropropane (HCFC-225da) 

507-55-1 1,3-Dichloro-1,1,2,2,3-pentafluoropropane (HCFC-225cb) 

136013-79-1 1,3-Dichloro-1,1,2,3,3-pentafluoropropane (HCFC-225ea) 

128903-21-9 2,2-Dichloro-1,1,1,3,3-pentafluoropropane (HCFC-225aa) 

422-48-0 2,3-Dichloro-1,1,1,2,3-pentafluoropropane (HCFC-225ba) 

422-56-0 3,3-Dichloro-1,1,1,2,2-pentafluoropropane (HCFC-225ca) 

97-23-4 Dichlorophene [2,2'-Methylenebis(4-chlorophenol] 

10061-02-6 trans-1,3-Dichloropropene 

51338-27-3 Diclofop methyl [2-[4-(2,4-Dichlorophenoxy)phenoxy]propanoic acid, methyl 

ester] 

77-73-6 Dicyclopentadiene 

38727-55-8 Diethatyl ethyl 

35367-38-5 Diflubenzuron 

101-90-6 Diglycidyl resorcinol ether 

55290-64-7 Dimethipin [2,3,-Dihydro-5,6-dimethyl-1,4-dithiin-1,1,4,4-tetraoxide] 

60-51-5 Dimethoate 

20325-40-0 3,3'-Dimethoxybenzidine dihydrochloride (o-Dianisidine dihydrochloride) 

111984-09-9 3,3'-Dimethoxybenzidine hydrochloride (o-Dianisidine hydrochloride) 

124-40-3 Dimethylamine 

2300-66-5 Dimethylamine dicamba 
2/27/15

6

612-82-8 3,3'-Dimethylbenzidine dihydrochloride (o-Tolidine dihydrochloride) 

41766-75-0 3,3'-Dimethylbenzidine dihydrofluoride (o-Tolidine dihydrofluoride) 

2524-03-0 Dimethyl chlorothiophosphate 

68-12-2 N,N-Dimethylformamide 

576-26-1 2,6-Dimethylphenol [Removed, 1996 was the last year it was reportable]

88-85-7 Dinitrobutyl phenol (Dinoseb) 

39300-45-3 Dinocap 

957-51-7 Diphenamid 

122-39-4 Diphenylamine 

2164-07-0 Dipotassium endothall [7-Oxabicyclo(2.2.1)heptane-2,3-dicarboxylic acid, 

dipotassium salt] 

136-45-8 Dipropyl isocinchomeronate 

138-93-2 Disodium cyanodithioimidocarbonate 

94-11-1 2,4-D isopropyl ester 

541-53-7 2,4-Dithiobiuret 

330-54-1 Diuron 

2439-10-3 Dodine [Dodecylguanidine monoacetate] 

120-36-5 2,4-DP 

1320-18-9 2,4-D propylene glycol butyl ether ester 

2702-72-9 2,4-D sodium salt 

13194-48-4 Ethoprop [Phosphorodithioic acid O-ethyl S,S-dipropyl ester] 

759-94-4 Ethyl dipropylthiocarbamate (EPTC) 

52-85-7 Famphur 

60168-88-9 Fenarimol [.alpha.-(2-Chlorophenyl)-.alpha.-4-chlorophenyl)-5-

pyrimidinemethanol] 

13356-08-6 Fenbutatin oxide (Hexakis(2-methyl-2-phenylpropyl)distannoxane) 

66441-23-4 Fenoxaprop ethyl [2-(4-((6-Chloro-2-benzoxazolylen)oxy)phenoxy)propanoic 

acid, ethyl ester] 

72490-01-8 Fenoxycarb [[2-(4-Phenoxyphenoxy)ethyl]carbamic acid ethyl ester] 

39515-41-8 Fenpropathrin [2,2,3,3-Tetramethylcyclopropane carboxylic acid cyano(3-

phenoxyphenyl)methyl ester] 

55-38-9 Fenthion [O,O-Dimethyl O-[3-methyl-4-(methylthio)phenyl]ester, 

phosphorothioic acid] 

51630-58-1 Fenvalerate [4-Chloro-alpha-(1-methylethyl)benzeneacetic acid cyano(3-

phenoxyphenyl)methyl ester] 

14484-64-1 Ferbam [Tris(dimethylcarbamodithioato-S,S')iron] 

69806-50-4 Fluazifop butyl [2-[4-[[5-(Trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoic 

acid, butyl ester] 

7782-41-4 Fluorine 

51-21-8 Fluorouracil (5-Fluorouracil) 

69409-94-5 Fluvalinate [N-[2-Chloro-4-(trifluoromethyl)phenyl]-DL-valine(+)-cyano(3-

phenoxyphenyl)methyl ester] 

133-07-3 Folpet 

72178-02-0 Fomesafen [5-(2-Chloro-4-(trifluoromethyl)phenoxy)-N-methylsulfonyl)-2-

nitrobenzamide] 
2/27/15

7

319-84-6 alpha-Hexachlorocyclohexane 

110-54-3 n-Hexane 

51235-04-2 Hexazinone 

67485-29-4 Hydramethylnon [Tetrahydro-5,5-dimethyl-2(1H)-pyrimidinone[3-[4-

(trifluoromethyl)phenyl]-1-[2-[4-(trifluoromethyl)phenyl]ethenyl]-2-

propenylidene]hydrazone] 

35554-44-0 Imazalil [1-[2-(2,4-Dichlorophenyl)-2-(2-propenyloxy)ethyl]-1H-imidazole] 

55406-53-6 3-Iodo-2-propynyl butylcarbamate 

13463-40-6 Iron pentacarbonyl 

465-73-6 Isodrin 

25311-71-1 Isofenphos [2-[[Ethoxyl[(1-methylethyl)amino]phosphinothioyl]oxy]benzoic acid 

1-methylethyl ester] 

77501-63-4 Lactofen [Benzoic acid, 5-[2-Chloro-4-(trifluoromethyl)phenoxy]-2-nitro-, 2-

ethoxy-1-methyl-2-oxoethyl ester] 

330-55-2 Linuron 

554-13-2 Lithium carbonate 

121-75-5 Malathion 

93-65-2 Mecoprop 

149-30-4 2-Mercaptobenzothiazole (MBT) 

150-50-5 Merphos 

137-42-8 Metham sodium (Sodium methyldithiocarbamate) 

20354-26-1 Methazole [2-(3,4-Dichlorophenyl)-4-methyl-1,2,4-oxadiazolidine-3,5-dione] 

2032-65-7 Methiocarb 

94-74-6 Methoxone ((4-Chloro-2-methylphenoxy) acetic acid) (MCPA) 

3653-48-3 Methoxone sodium salt ((4-Chloro-2-methylphenoxy)acetate sodium salt) 

556-61-6 Methyl isothiocyanate [Isothiocyanatomethane] 

75-86-5 2-Methyllactonitrile 

924-42-5 N-Methylolacrylamide 

298-00-0 Methyl parathion 

872-50-4 N-Methyl-2-pyrrolidone 

9006-42-2 Metiram 

21087-64-9 Metribuzin 

7786-34-7 Mevinphos 

2212-67-1 Molinate (1H-Azepine-1-carbothioic acid, hexahydro-, S-ethyl ester) 

150-68-5 Monuron 

88671-89-0 Myclobutanil [.alpha.-Butyl-.alpha.-(4-chlorophenyl)-1H-1,2,4-triazole-1-

propanenitrile] 

142-59-6 Nabam 

300-76-5 Naled 

1929-82-4 Nitrapyrin (2-Chloro-6-(trichloromethyl)pyridine) 

100-01-6 p-Nitroaniline 

27314-13-2 Norflurazon [4-Chloro-5-(methylamino)-2-[3-(trifluoromethyl)phenyl]-3(2H)-

pyridazinone] 

19044-88-3 Oryzalin [4-(Dipropylamino)-3,5-dinitrobenzene sulfonamide] 
2/27/15

8

301-12-2 Oxydemeton methyl [S-(2-(Ethylsulfinyl)ethyl) O,O-dimethyl ester 

phosphorothioic acid] 

19666-30-9 Oxydiazon [3-[2,4-Dichloro-5-(1-methylethoxy)phenyl]-5-(1,1-dimethylethyl)-

1,3,4-oxadiazol-2(3H)-one] 

42874-03-3 Oxyfluorfen 

10028-15-6 Ozone 

1910-42-5 Paraquat dichloride 

1114-71-2 Pebulate [Butylethylcarbamothioic acid S-propyl ester] 

40487-42-1 Pendimethalin [N-(1-Ethylpropyl)-3,4-dimethyl-2,6-dinitrobenzenamine] 

57-33-0 Pentobarbital sodium 

594-42-3 Perchloromethyl mercaptan 

52645-53-1 Permethrin [3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropane carboxylic acid, 

(3-phenoxyphenyl)methyl ester] 

85-01-8 Phenanthrene 

26002-80-2 Phenothrin [2,2-Dimethyl-3-(2-methyl-1-propenyl)cyclopropane carboxylic acid 

(3-phenoxyphenyl)methyl ester] 

95-54-5 1,2-Phenylenediamine 

108-45-2 1,3-Phenylenediamine 

615-28-1 1,2-Phenylenediamine dihydrochloride 

624-18-0 1,4-Phenylenediamine dihydrochloride 

57-41-0 Phenytoin 

7803-51-2 Phosphine 

1918-02-1 Picloram 

51-03-6 Piperonyl butoxide 

29232-93-7 Pirimiphos methyl [O-(2-(Diethylamino)-6-methyl-4-pyrimidinyl)-

O,O-dimethylphosphorothioate] 

7758-01-2 Potassium bromate 

128-03-0 Potassium dimethyldithiocarbamate 

137-41-7 Potassium N-methyldithiocarbamate 

41198-08-7 Profenofos [O-(4-Bromo-2-chlorophenyl)-O-ethyl-S-propylphosphorothioate] 

7287-19-6 Prometryn [N,N'-Bis(1-methylethyl)-6-methylthio-1,3,5-triazine-2,4-diamine] 

1918-16-7 Propachlor [2-Chloro-N-(1-methylethyl)-N-phenylacetamide] 

709-98-8 Propanil [N-(3,4-Dichlorophenyl)propanamide] 

2312-35-8 Propargite 

107-19-7 Propargyl alcohol 

31218-83-4 Propetamphos [3-[(Ethylamino)methoxyphosphinothioyl]oxy]-2-butenoic acid, 1-

methylethyl ester] 

60207-90-1 Propiconazole [1-[2-(2,4-Dichlorophenyl)-4-propyl-1,3-dioxolan-2-yl]methyl-1H1,2,4,-triazole] 

76578-14-8 Quizalofop-ethyl [2-[4-[(6-Chloro-2-quinoxalinyl)oxy]phenoxy]propanoic acid 

ethyl ester] 

10453-86-8 Resmethrin ([5-(Phenylmethyl)-3-furanyl]methyl-2,2-dimethyl-3-(2-methyl-1-

propenyl)cyclopropanecarboxylate]) 

74051-80-2 Sethoxydim [2-[1-(Ethoxyimino)butyl]-5-[2-(ethylthio)propyl]-3-hydroxyl-2-

cyclohexen-1-one] 
2/27/15

9

122-34-9 Simazine 

26628-22-8 Sodium azide 

1982-69-0 Sodium dicamba [3,6-Dichloro-2-methoxybenzoic acid, sodium salt] 

128-04-1 Sodium dimethyldithiocarbamate 

62-74-8 Sodium fluoroacetate 

7632-00-0 Sodium nitrite 

131-52-2 Sodium pentachlorophenate 

132-27-4 Sodium o-phenylphenoxide 

2699-79-8 Sulfuryl fluoride (Vikane) 

35400-43-2 Sulprofos [O-Ethyl O-[4-(methylthio)phenyl]phosphorodithioic acid S-propyl 

ester] 

34014-18-1 Tebuthiuron [N-[5-(1,1-Dimethylethyl)-1,3,4-thiadiazol-2-yl]-N,N'-dimethylurea] 

3383-96-8 Temephos 

5902-51-2 Terbacil [5-Chloro-3-(1,1-dimethylethyl)-6-methyl- 2,4-(1H,3H)-

pyrimidinedione] 

354-11-0 1,1,1,2-Tetrachloro-2-fluoroethane (HCFC-121a) 

354-14-3 1,1,2,2-Tetrachloro-1-fluoroethane (HCFC-121) 

64-75-5 Tetracycline hydrochloride 

7696-12-0 Tetramethrin [2,2-Dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylic acid 

(1,3,4,5,6,7-hexahydro-1,3-dioxo-2H-isoindol-2-yl)methyl ester] 

148-79-8 Thiabendazole [2-(4-Thiazolyl)-1H-benzimidazole] 

28249-77-6 Thiobencarb [Carbamic acid, diethylthio-, S-(p-chlorobenzyl)ester] 

59669-26-0 Thiodicarb 

23564-06-9 Thiophanate ethyl [[1,2-Phenylenebis(iminocarbonothioyl)]biscarbamic acid 

diethyl ester] 

23564-05-8 Thiophanate-methyl 

79-19-6 Thiosemicarbazide 

43121-43-3 Triadimefon [1-(4-Chlorophenoxy)-3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)-2-

butanone] 

2303-17-5 Triallate 

101200-48-0 Tribenuron methyl [2-[[[[(4-Methoxy-6-methyl-1,3,5-triazin-2-yl)-

methylamino]carbonyl]amino]sulfonyl]benzoic acid, methyl ester] 

1983-10-4 Tributyltin fluoride 

2155-70-6 Tributyltin methacrylate 

78-48-8 S,S,S-Tributyltrithiophosphate (DEF) 

76-02-8 Trichloroacetyl chloride 

96-18-4 1,2,3-Trichloropropane 

57213-69-1 Triclopyr triethylammonium salt 

121-44-8 Triethylamine 

26644-46-2 Triforine [N,N'-[1,4-Piperazinediylbis(2,2,2-trichloroethylidene)]bisformamide] 

2655-15-4 2,3,5-Trimethylphenyl methylcarbamate 

639-58-7 Triphenyltin chloride 

76-87-9 Triphenyltin hydroxide 

50471-44-8 Vinclozolin [3-(3,5-Dichlorophenyl)-5-ethenyl-5-methyl-2,4-oxazolidinedione] 
2/27/15

10

Chemical Categories

Diisocyanates Category 

This category includes only those chemicals listed below. 

 38661-72-2 1,3-Bis(methylisocyanate)cyclohexane

10347-54-3 1,4-Bis(methylisocyanate)cyclohexane

2556-36-7 1,4-Cyclohexane diisocyanate

134190-37-7 Diethyldiisocyanatobenzene

4128-73-8 4,4'-Diisocyanatodiphenyl ether

75790-87-3 2,4'-Diisocyanatodiphenyl sulfide

91-93-0 3,3'-Dimethoxybenzidine-4,4'-diisocyanate 

 139-25-3 3,3'-Dimethyldiphenylmethane-4,4'-diisocyanate 

 91-97-4 3,3'-Dimethyl-4,4'-diphenylene diisocyanate 

 822-06-0 Hexamethylene-1,6-diisocyanate 

 4098-71-9 Isophorone diisocyanate 

 75790-84-0 4-Methyldiphenylmethane-3,4-diisocyanate 

 5124-30-1 1,1-Methylenebis(4-isocyanatocyclohexane) 

 101-68-8 Methylenebis(phenylisocyanate) (MDI) 

 3173-72-6 1,5-Naphthalene diisocyanate 

 123-61-5 1,3-Phenylene diisocyanate 

104-49-4 1,4-Phenylene diisocyanate 

 9016-87-9 Polymeric diphenylmethane diisocyanate 

 16938-22-0 2,2,4-Trimethylhexamethylene diisocyanate 

 15646-96-5 2,4,4-Trimethylhexamethylene diisocyanate 

Nicotine and salts 

Nitrate compounds (water dissociable; reportable only when in aqueous solution) 

Polychlorinated alkanes (C10 to C13) 

CxH2x+2-yCly

where x = 10 to 13; 

y = 3 to 12; and 

the average chlorine content ranges from 40 - 70% with the limiting molecular formulas 

C10H19Cl3 and C13H16Cl12

Polycyclic Aromatic Compounds (PACs) Category 

This category includes only those chemicals listed below. 

 

56-55-3 Benz(a)anthracene 

 205-99-2 Benzo(b)fluoranthene 

205-82-3 Benzo(j)fluoranthene 

207-08-9 Benzo(k)fluoranthene 

189-55-9 Benzo(rst)pentaphene 

 218-01-9 Benzo(a)phenanthrene 

 50-32-8 Benzo(a)pyrene 

 226-36-8 Dibenz(a,h)acridine 

 224-42-0 Dibenz(a,j)acridine 

 53-70-3 Dibenzo(a,h)anthracene 
2/27/15

11

 194-59-2 7H-Dibenzo(c,g)carbazole 

 5385-75-1 Dibenzo(a,e)fluoranthene 

 192-65-4 Dibenzo(a,e)pyrene 

 189-64-0 Dibenzo(a,h)pyrene 

 191-30-0 Dibenzo(a,l)pyrene 

 57-97-6 7,12-Dimethylbenz(a)anthracene 

 193-39-5 Indeno[1,2,3-cd]pyrene 

 3697-24-3 5-Methylchrysene 

5522-43-0 1-Nitropyrene 

Strychnine and salts 

 

Chemicals Added For Reporting Year 2000

CAS Number Chemical Name

191-24-2 Benzo(g,h,i)perylene 

206-44-0 Benzo(j,k)fluorene (as a member of the PACs category) 

56-49-5 3-Methylcholanthrene (as a member of the PACs category) 

29082-74-4 Octochlorostyrene 

608-93-5 Pentachlorobenzene 

79-94-7 Tetrabromobisphenol A (TBBPA) 

7440-62-2 Vanadium1(except when contained in an alloy) 

1Vanadium has been on the list since 1987 with the qualifier: “fume or dust.” 

Chemical Categories

Dioxin and Dioxin-Like Compounds (Manufacturing; and the processing or otherwise use of 

dioxin and dioxin-like compounds if the dioxin and dioxin-like compounds are present as 

contaminants in a chemical and if they were created during the manufacture of that chemical.) 

This category includes only those chemicals listed below. 

67562-39-4 1,2,3,4,6,7,8-Heptachlorodibenzofuran 

55673-89-7 1,2,3,4,7,8,9-Heptachlorodibenzofuran 

70648-26-9 1,2,3,4,7,8-Hexachlorodibenzofuran 

57117-44-9 1,2,3,6,7,8-Hexachlorodibenzofuran 

72918-21-9 1,2,3,7,8,9-Hexachlorodibenzofuran 

60851-34-5 2,3,4,6,7,8-Hexachlorodibenzofuran 

39227-28-6 1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin 

57653-85-7 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin 

19408-74-3 1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin 

35822-46-9 1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin 

39001-02-0 1,2,3,4,6,7,8,9-Octachlorodibenzofuran 

3268-87-9 1,2,3,4,6,7,8,9-Octachlorodibenzo-p-dioxin 

57117-41-6 1,2,3,7,8- Pentachlorodibenzofuran 

57117-31-4 2,3,4,7,8-Pentachlorodibenzofuran 

40321-76-4 1,2,3,7,8- Pentachlorodibenzo-p-dioxin 
2/27/15

12

51207-31-9 2,3,7,8-Tetrachlorodibenzofuran 

1746-01-6 2,3,7,8-Tetrachlorodibenzo-p-dioxin 

Vanadium Compounds 

Chemicals Added For Reporting Year 2011

CAS Number Chemical Name

81-49-2 1-Amino-2,4-dibromoanthraquinone 

3296-90-0 2,2-bis(Bromomethyl)-1,3-propanediol 

110-00-9 Furan 

556-52-5 Glycidol 

78-79-5 Isoprene 

93-15-2 Methyleugenol 

91-23-6 o-Nitroanisole 

75-52-5 Nitromethane 

77-09-8 Phenolphthalein 

116-14-3 Tetrafluoroethylene 

509-14-8 Tetranitromethane 

75-02-5 Vinyl Fluoride 

Additions to the Polycyclic Aromatic Compounds (PACs) category: 

CAS Number Chemical Name

42397-64-8 1,6-Dinitropyrene 

42397-65-9 1,8-Dinitropyrene 

7496-02-8 6-Nitrochrysene 

57835-92-4 4-Nitropyrene 

Chemical Reinstated For Reporting Year 2012

CAS Number Chemical Name

7783-06-4 Hydrogen sulfide 

Chemical Added For Reporting Year 2014

CAS Number Chemical Name

88-72-2 o-Nitrotoluene

Chemical Category Added For Reporting Year 2015

Nonylphenol (This category includes only those chemicals listed below):

CAS Number Chemical Name

104-40-5 4-Nonylphenol

11066-49-2 Isononylphenol
2/27/15

13

25154-52-3 Nonylphenol

26543-97-5 4-Isononylphenol

84852-15-3 4-Nonylphenol, branched

90481-04-2 Nonylphenol, branched