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Index of Chemical Names, Synonyms and Trade Names: H																			Related Pages
A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z
Note: An asterisk (*) indicates a primary chemical name.

CHEMICAL NAME
					CAS No.
					RTECS No.ã-Hexachlorocyclohexane58-89-9GV4900000α-Hydroxyisobutyronitrile75-86-5OD9275000β-Hydroxyethyl isopropyl ether109-59-1KL5075000β-Hydroxypropyl acrylate999-61-1AT19250001,1,1,3,3,3-Hexafluoro-2-propanone684-16-2UC24500001,2,3,4,10,10-Hexachloro-1,4,4a,5,8,8a-hexahydro-endo-1,4-exo-5,8-dimethanonaphthalene309-00-2IO21000001,2,3,4,10,10-Hexachloro-6,7-epoxy-1,4,4a,5,6,7,8,8a-octahydro-1,4-endo,endo-5,8-dimethanonaphthalene72-20-8IO15750001,2,3,4,10,10-Hexachloro-6,7-epoxy-1,4,4a,5,6,7,8,8a-octahydro-1,4-endo,exo-5,8-dimethanonaphthalene60-57-1IO17500001,2,3,4,5,5-Hexachloro-1,3-cyclopentadiene77-47-4GY12250001,3-Hexachlorobutadiene87-68-3EJ07000001,4,5,6,7,8,8-Heptachloro-3a,4,7,7a-tetrahydro-4,7-methanoindene76-44-8PC07000001,6-Hexamethylene diisocyanate822-06-0MO17400001-Heptanethiol *1639-09-4MJ14000001-Hexadecanethiol *2917-26-21-Hexanethiol111-31-9MO45500001-Hydroxy-2-methylbenzene95-48-7GO63000001-Hydroxy-3-methylbenzene108-39-4GO61250001-Hydroxy-4-methylbenzene106-44-5GO64750001-Hydroxybutane71-36-3EO14000002,2-bis(Hydroxymethyl)-1,3-propanediol115-77-5RZ24900002-Heptanone110-43-0MJ50750002-Hexanone *591-78-6MP14000002-Hydroxy-2-methyl-propionitrile75-86-5OD92750002-Hydroxybutane78-92-2EO17500002-Hydroxyethylamine141-43-5KJ57750002-Hydroxymethyl oxiran556-52-5UB43750002-Hydroxymethylfuran98-00-0LU91000002-Hydroxyphenol120-80-9UX10500002-Hydroxypropyl acrylate *999-61-1AT19250002-Hydroxytoluene95-48-7GO63000002-Hydroxytriethylamine100-37-8KK50750003-Heptanone106-35-4MJ52500003-Hydroxy-β-lactone57-57-8RQ73500003-Hydroxy-1-propanesulphonic acid sultone1120-71-4RP54250003-Hydroxy-N-methylcrotonamide dimethylphosphate6923-22-4TC43750003-Hydroxyphenol108-46-3VG96250003-Hydroxy-propionic acid57-57-8RQ73500003-Hydroxypropylene oxide556-52-5UB43750003-Hydroxytoluene108-39-4GO61250004-Heptanone123-19-3MJ56000004-Hydroxy-3-(3-oxo-1-phenyl butyl)-2H-1-benzopyran-2-one81-81-2GN45500004-Hydroxy-4-methyl-2-pentanone123-42-2SA91000004-Hydroxytoluene106-44-5GO64750006,7,8,9,10-Hexachloro-1,5,5a,6,9,9a-hexachloro-6,9-methano-2,4,3-benzo-dioxathiepin-3-oxide115-29-7RB9275000bis(2-Hydroxyethyl)amine111-42-2KL2975000gamma isomer of 1,2,3,4,5,6-Hexachlorocyclohexane58-89-9GV4900000Hafnium *7440-58-6MG4600000Hafnium metal7440-58-6MG4600000Halane118-52-5MU0700000Halocarbon 11276-12-0KI1420000Halocarbon 112a76-11-9KI1425000Halocarbon 11376-13-1KJ4000000Halocarbon 1132A75-38-7KW0560000Halocarbon 11576-15-3KH7877500Halocarbon 13B175-63-8PA5425000Halon® 101174-97-5PA5250000Halon® 10456-23-5FG4900000Halon® 11275-43-4PA8400000Halon® 120275-61-6PA7525000Halon® 12275-71-8PA8200000Halon® 130175-63-8PA5425000Halon® 24276-14-2KI1101000Halothane *151-67-7KH6550000Halowax® [Tetrachloronaphthalene]1335-88-2QK3700000Halowax® [Trichloronaphthalene]1321-65-9QK4025000Halowax® 10131321-64-8QK0300000Halowax® 10141335-87-1QJ7350000Halowax® 10512234-13-1QK0250000Hard metal1: 11107-01-02: 12718-69-33: 37329-49-01: YO7350000,2: YO7525000,3: YO7700000Hard wood dustZC9850000HCBD87-68-3EJ0700000HCCPD77-47-4GY1225000HCH58-89-9GV4900000HDI822-06-0MO1740000Heavy mineral oil mist8012-95-1PY8030000Hemellitol526-73-8DC3300000Hemihydrate gypsum26499-65-0TP0700000Hemimellitene [1,2,3-Trimethylbenzene]526-73-8DC3300000Hemimellitene [1,2,4-Trimethylbenzene]95-63-6DC3325000HEOD60-57-1IO1750000Heptachlor *76-44-8PC0700000Heptan-4-one123-19-3MJ5600000Heptane142-82-5MI7700000Heptyl mercaptan1639-09-4MJ1400000Hexachloro-1,3-butadiene87-68-3EJ0700000Hexachloro-1,3-cyclopentadiene77-47-4GY1225000Hexachlorobutadiene *87-68-3EJ0700000Hexachlorocyclopentadiene *77-47-4GY1225000Hexachloroethane *67-72-1KI4025000Hexachloronaphthalene *1335-87-1QJ7350000Hexadecanethiol-12917-26-2Hexadecyl mercaptan2917-26-2Hexadrin®72-20-8IO1575000Hexafluoro-2-propanone684-16-2UC2450000Hexafluoroacetone *684-16-2UC2450000Hexahydro-1,3,5-trinitro-s-triazine121-82-4XY9450000Hexahydro-2H-azepin-2-one105-60-2CM3675000Hexahydroaniline108-91-8GX0700000Hexahydrobenzenamine108-91-8GX0700000Hexahydrobenzene110-82-7GU6300000Hexahydrocresol25639-42-3GW0175000Hexahydromethylphenol25639-42-3GW0175000Hexahydrophenol108-93-0GV7875000Hexahydrotoluene108-87-2GV6125000Hexalin108-93-0GV7875000Hexamethyl phosphoramide *680-31-9TD0875000Hexamethylene110-82-7GU6300000Hexamethylene diisocyanate *822-06-0MO1740000Hexamethylene-1,6-diisocyanate822-06-0MO1740000Hexamethylphosphoric triamide680-31-9TD0875000Hexamethylphosphorotriamide680-31-9TD0875000Hexanaphthene110-82-7GU6300000Hexane110-54-3MN9275000Hexane isomers (excluding n-Hexane) *Hexanedinitrile111-69-3AV2625000Hexone *108-10-1SA9275000Hexyl hydride110-54-3MN9275000Hexyl mercaptan111-31-9MO4550000Hexylene glycol *107-41-5SA0810000HFA684-16-2UC2450000HF-A7664-39-3MW7875000HHDN309-00-2IO2100000High solvent naphtha8030-30-6DE3030000High-strength hydrogen peroxide7722-84-1MX0900000HMDI822-06-0MO1740000HMDI5124-30-1NQ9250000HMPA680-31-9TD0875000HPA999-61-1AT1925000Hydralin108-93-0GV7875000Hydrated aluminum silicate1332-58-7GF1670500Hydrated calcium sulfate13397-24-5MG2360000Hydrated lime1305-62-0EW2800000Hydraulic cement65997-15-1VV8770000Hydrazine *302-01-2MU7175000Hydrazine (anhydrous)302-01-2MU7175000Hydrazine base302-01-2MU7175000Hydrazinobenzene100-63-0MV8925000Hydrite1332-58-7GF1670500Hydroacrylic acid, β-lactone57-57-8RQ7350000Hydrochloric acid7647-01-0MW4025000Hydrochloric ether75-00-3KH7525000Hydrocobalt tetracarbonyl16842-03-8GG0900000Hydrocyanic acid74-90-8MW6825000Hydrofluoric acid7664-39-3MW7875000Hydrogen antimonide7803-52-3WJ0700000Hydrogen arsenide7784-42-1CG6475000Hydrogen bromide *10035-10-6MW3850000Hydrogen carboxylic acid64-18-6LQ4900000Hydrogen chloride *7647-01-0MW4025000Hydrogen cyanamide420-04-2GS5950000Hydrogen cyanide *74-90-8MW6825000Hydrogen dioxide7722-84-1MX0900000Hydrogen fluoride *7664-39-3MW7875000Hydrogen nitrate7697-37-2QU5775000Hydrogen peroxide *7722-84-1MX0900000Hydrogen peroxide (aqueous)7722-84-1MX0900000Hydrogen phosphide7803-51-2SY7525000Hydrogen selenide *7783-07-5MX1050000Hydrogen sulfate7664-93-9WS5600000Hydrogen sulfide *7783-06-4MX1225000Hydrogenated diphenylbenzenes61788-32-7WZ6535000Hydrogenated MDI5124-30-1NQ9250000Hydrogenated phenylbiphenyls61788-32-7WZ6535000Hydrogenated terphenyls *61788-32-7WZ6535000Hydrogenated triphenyls61788-32-7WZ6535000Hydromagnesite546-93-0OM2470000Hydroperoxide7722-84-1MX0900000Hydroquinone *123-31-9MX3500000Hydroquinone monomethyl ether150-76-5SL7700000Hydrosulfuric acid7783-06-4MX1225000Hydrous magnesium silicate14807-96-6WW2710000Hydroxyacetonitrile107-16-4AM0350000Hydroxybenzene108-95-2SJ3325000Hydroxycellulose9004-34-6FJ5691460Hydroxycyclohexane108-93-0GV7875000Hydroxymethyl ethylene oxide556-52-5UB4375000Hyponitrous acid anhydride10024-97-2QX1350000m-Hydroxyphenol108-46-3VG9625000n-Heptane *142-82-5MI7700000n-Heptyl mercaptan1639-09-4MJ1400000n-Hexadecanethiol2917-26-2n-Hexane *110-54-3MN9275000n-Hexanethiol *111-31-9MO4550000n-Hexyl mercaptan111-31-9MO4550000n-Hexylthiol111-31-9MO4550000normal-Heptane142-82-5MI7700000normal-Hexane110-54-3MN9275000p-Hydroxyanisole150-76-5SL7700000sec-Hexyl acetate *108-84-9SA7525000

			
							

			Page last reviewed:  October 17, 2018						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
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A – NIOSH Potential Occupational Carcinogens
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E – OSHA Respirator Requirements for Selected Chemicals
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G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
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