The 536 substances are listed in alphabetical order. You can scroll and click on the substance you want, or use your browser's Find command to SEARCH for a substance name or Chemical Abstracts Service Registry Number (CASRN ). When you go to a substance file, use the Back command on your browser to return to this list page. These substance files are typically about 15K to 40K in size, within a range from less than 10K up to about 120K.

(To SEARCH the IRIS database use the Search button at the bottom of every page)

Substance Name	Chemical Abstracts Service Registry Number (CASRN )
Acenaphthene	CASRN 83-32-9
Acenaphthylene	CASRN 208-96-8
Acephate	CASRN 30560-19-1
Acetaldehyde	CASRN 75-07-0
Acetochlor	CASRN 34256-82-1
Acetone	CASRN 67-64-1
Acetonitrile	CASRN 75-05-8
Toxicological Review in Adobe PDF* - - New! March 1999
Acetophenone	CASRN 98-86-2
Acetyl chloride	CASRN 75-36-5
Acifluorfen, sodium	CASRN 62476-59-9
Acrolein	CASRN 107-02-8
Acrylamide	CASRN 79-06-1
Acrylic acid	CASRN 79-10-7
Acrylonitrile	CASRN 107-13-1
Adiponitrile	CASRN 111-69-3
Alachlor	CASRN 15972-60-8
Alar	CASRN 1596-84-5
Aldicarb	CASRN 116-06-3
Aldicarb sulfone	CASRN 1646-88-4
Aldrin	CASRN 309-00-2
Ally	CASRN 74223-64-6
Allyl alcohol	CASRN 107-18-6
Allyl chloride	CASRN 107-05-1
Aluminum phosphide	CASRN 20859-73-8
Amdro	CASRN 67485-29-4
Ametryn	CASRN 834-12-8
4-Aminopyridine	CASRN 504-24-5
Amitraz	CASRN 33089-61-1
Ammonia	CASRN 7664-41-7
Ammonium acetate	CASRN 631-61-8
Ammonium methacrylate	CASRN 16325-47-6
Ammonium sulfamate	CASRN 7773-06-0
Aniline	CASRN 62-53-3
ortho-Anisidine	CASRN 90-04-0
Anthracene	CASRN 120-12-7
Antimony	CASRN 7440-36-0
Antimony trioxide	CASRN 1309-64-4
Apollo	CASRN 74115-24-5
Aramite	CASRN 140-57-8
Aroclor 1016	CASRN 12674-11-2
Aroclor 1248	CASRN 12672-29-6
Aroclor 1254	CASRN 11097-69-1
Arsenic, inorganic	CASRN 7440-38-2
Arsine	CASRN 7784-42-1
Asbestos	CASRN 1332-21-4
Assure	CASRN 76578-14-8
Asulam	CASRN 3337-71-1
Atrazine	CASRN 1912-24-9
Avermectin B1	CASRN 65195-55-3
Azobenzene	CASRN 103-33-3
Barium and Compounds	CASRN 7440-39-3
Toxicological Review in Adobe PDF* - - New! March 1998
Barium cyanide	CASRN 542-62-1
Baygon	CASRN 114-26-1
Bayleton	CASRN 43121-43-3
Baythroid	CASRN 68359-37-5
Benefin	CASRN 1861-40-1
Benomyl	CASRN 17804-35-2
Bentazon	CASRN 25057-89-0
Toxicological Review in Adobe PDF* - - New! March 1998
Benz[a]anthracene	CASRN 56-55-3
Benzaldehyde	CASRN 100-52-7
Benzene	CASRN 71-43-2
Benzidine	CASRN 92-87-5
Benzo[a]pyrene	CASRN 50-32-8
Benzo[b]fluoranthene	CASRN 205-99-2
Benzo[g,h,i]perylene	CASRN 191-24-2
Benzo[k]fluoranthene	CASRN 207-08-9
Benzoic acid	CASRN 65-85-0
Benzotrichloride	CASRN 98-07-7
Benzyl chloride	CASRN 100-44-7
Beryllium and Compounds	CASRN 7440-41-7
Toxicological Review in Adobe PDF* - - New! April 1998
beta-Chloronaphthalene	CASRN 91-58-7
beta-Propiolactone	CASRN 57-57-8
Bidrin	CASRN 141-66-2
Biphenthrin	CASRN 82657-04-3
1,1-Biphenyl	CASRN 92-52-4
Bis(2chloroethoxy)methane	CASRN 111-91-1
Bis(2-chloroisopropyl) ether	CASRN 39638-32-9
Bis(chloroethyl)ether	CASRN 111-44-4
Bis(chloromethyl)ether	CASRN 542-88-1
Bisphenol A.	CASRN 80-05-7
Boron (Boron and Borates only)	CASRN 7440-42-8
Brominated dibenzofurans	CASRN
Bromochloromethane	CASRN 74-97-5
Bromodichloromethane	CASRN 75-27-4
p-Bromodiphenyl ether	CASRN 101-55-3
Bromoform	CASRN 75-25-2
Bromomethane	CASRN 74-83-9
Bromotrichloromethane	CASRN 75-62-7
Bromoxynil	CASRN 1689-84-5
Bromoxynil octanoate	CASRN 1689-99-2
1,3-Butadiene	CASRN 106-99-0
n-Butanol	CASRN 71-36-3
Butyl benzyl phthalate	CASRN 85-68-7
Butylate	CASRN 2008-41-5
t-Butylchloride	CASRN 507-20-0
Butylphthalyl butylglycolate	CASRN 85-70-1
Cacodylic acid	CASRN 75-60-5
Cadmium	CASRN 7440-43-9
Calcium cyanide	CASRN 592-01-8
Caprolactam	CASRN 105-60-2
Captafol	CASRN 2425-06-1
Captan	CASRN 133-06-2
Carbaryl	CASRN 63-25-2
Carbofuran	CASRN 1563-66-2
Carbon disulfide	CASRN 75-15-0
Carbon tetrachloride	CASRN 56-23-5
Carbonyl sulfide	CASRN 463-58-1
Carbosulfan	CASRN 55285-14-8
Carboxin	CASRN 5234-68-4
Chloral	CASRN 75-87-6
Chloramben	CASRN 133-90-4
Chlordane	CASRN 12789-03-6
Toxicological Review in Adobe PDF*
Chlorimuron-ethyl	CASRN 90982-32-4
Chlorine	CASRN 7782-50-5
Chlorine cyanide	CASRN 506-77-4
Chlorine dioxide	CASRN 10049-04-4
Chlorite (sodium salt)	CASRN 7758-19-2
1-Chloro-1,1-difluoroethane	CASRN 75-68-3
2-Chloroacetophenone	CASRN 532-27-4
p-Chloroaniline	CASRN 106-47-8
Chlorobenzene	CASRN 108-90-7
Chlorobenzilate	CASRN 510-15-6
1-Chlorobutane	CASRN 109-69-3
2-Chlorobutane	CASRN 78-86-4
Chlorocyclopentadiene	CASRN 41851-50-7
Chlorodifluoromethane	CASRN 75-45-6
Chloroform	CASRN 67-66-3
Chloromethyl methyl ether	CASRN 107-30-2
2-Chlorophenol	CASRN 95-57-8
p-Chlorophenyl methyl sulfide	CASRN 123-09-1
p-Chlorophenyl methyl sulfone	CASRN 98-57-7
p-Chlorophenyl methyl sulfoxide	CASRN 934-73-6
Chlorothalonil	CASRN 1897-45-6
o-Chlorotoluene	CASRN 95-49-8
Chlorpropham	CASRN 101-21-3
Chlorpyrifos	CASRN 2921-88-2
Chlorsulfuron	CASRN 64902-72-3
Chromium(III), insoluble salts	CASRN 16065-83-1
Toxicological Review in Adobe PDF* - - New! September 1998
Chromium(VI)	CASRN 18540-29-9
Toxicological Review in Adobe PDF* - - New! September 1998
Chrysene	CASRN 218-01-9
Coke oven emissions	CASRN 8007-45-2
Copper	CASRN 7440-50-8
Copper cyanide	CASRN 544-92-3
Creosote	CASRN 8001-58-9
Crotonaldehyde	CASRN 123-73-9
Cumene	CASRN 98-82-8
Toxicological Review in Adobe PDF*
Cyanazine	CASRN 21725-46-2
Cyanide, free	CASRN 57-12-5
Cyanogen	CASRN 460-19-5
Cyanogen bromide	CASRN 506-68-3
Cyclohexanone	CASRN 108-94-1
Cyclohexylamine	CASRN 108-91-8
Cyhalothrin/Karate	CASRN 68085-85-8
Cypermethrin	CASRN 52315-07-8
Cyromazine	CASRN 66215-27-8
Dacthal	CASRN 1861-32-1
Dalapon, sodium salt	CASRN 75-99-0
Danitol	CASRN 39515-41-8
Decabromodiphenyl ether	CASRN 1163-19-5
Demeton	CASRN 8065-48-3
Di(2-ethylhexyl)adipate	CASRN 103-23-1
Di(2-ethylhexyl)phthalate	CASRN 117-81-7
2,4-Diaminotoluene	CASRN 95-80-7
Diazomethane	CASRN 334-88-3
Dibenz[a,h]anthracene	CASRN 53-70-3
Dibenzofuran	CASRN 132-64-9
1,2-Dibromo-3-chloropropane	CASRN 96-12-8
1,4-Dibromobenzene	CASRN 106-37-6
Dibromochloromethane	CASRN 124-48-1
Dibromodichloromethane	CASRN 594-18-3
p,p'-Dibromodiphenyl ether	CASRN 2050-47-7
1,2-Dibromoethane	CASRN 106-93-4
Dibutyl phthalate	CASRN 84-74-2
Dicamba	CASRN 1918-00-9
Dichloroacetic acid	CASRN 79-43-6
1,2-Dichlorobenzene	CASRN 95-50-1
1,3-Dichlorobenzene	CASRN 541-73-1
1,4-Dichlorobenzene	CASRN 106-46-7
3,3'-Dichlorobenzidine	CASRN 91-94-1
Dichlorodifluoromethane	CASRN 75-71-8
p,p'-Dichlorodiphenyldichloroethane	CASRN 72-54-8
p,p'-Dichlorodiphenyldichloroethylene	CASRN 72-55-9
p,p'-Dichlorodiphenyltrichloroethane	CASRN 50-29-3
1,1-Dichloroethane	CASRN 75-34-3
1,2-Dichloroethane	CASRN 107-06-2
1,1-Dichloroethylene	CASRN 75-35-4
cis-1,2-Dichloroethylene	CASRN 156-59-2
trans-1,2-Dichloroethylene	CASRN 156-60-5
Dichloromethane	CASRN 75-09-2
2,4-Dichlorophenol	CASRN 120-83-2
4-(2,4-Dichlorophenoxy)butyric acid	CASRN 94-82-6
2,4-Dichlorophenoxyacetic acid	CASRN 94-75-7
1,2-Dichloropropane	CASRN 78-87-5
2,3-Dichloropropanol	CASRN 616-23-9
1,3-Dichloropropene	CASRN 542-75-6
Dichlorvos	CASRN 62-73-7
Dicofol	CASRN 115-32-2
Dieldrin	CASRN 60-57-1
Diesel engine emissions	No CAS Number
Diethyl phthalate	CASRN 84-66-2
Diethyl sulfate	CASRN 64-67-5
Diethyl-p-nitrophenyl phosphate	CASRN 311-45-5
Diethylene glycol dinitrate	CASRN 693-21-0
Difenzoquat	CASRN 43222-48-6
Diflubenzuron	CASRN 35367-38-5
1,1-Difluoroethane	CASRN 75-37-6
Diisopropyl methylphosphonate	CASRN 1445-75-6
Dimethipin	CASRN 55290-64-7
Dimethoate	CASRN 60-51-5
Dimethyl phthalate	CASRN 131-11-3
Dimethyl sulfate	CASRN 77-78-1
Dimethyl terephthalate	CASRN 120-61-6
Dimethylamine	CASRN 124-40-3
N-N-Dimethylaniline	CASRN 121-69-7
3,3-Dimethylbenzidine	CASRN 119-93-7
N,N-Dimethylformamide	CASRN 68-12-2
2,4-Dimethylphenol	CASRN 105-67-9
2,6-Dimethylphenol	CASRN 576-26-1
3,4-Dimethylphenol	CASRN 95-65-8
4,6-Dinitro-o-cyclohexyl phenol	CASRN 131-89-5
m-Dinitrobenzene	CASRN 99-65-0
o-Dinitrobenzene	CASRN 528-29-0
2,4-Dinitrophenol	CASRN 51-28-5
2,4-/2,6-Dinitrotoluene mixture	CASRN
2,4-Dinitrotoluene	CASRN 121-14-2
Dinoseb	CASRN 88-85-7
1,4-Dioxane	CASRN 123-91-1
Diphenamid	CASRN 957-51-7
Diphenylamine	CASRN 122-39-4
1,2-Diphenylhydrazine	CASRN 122-66-7
Diquat	CASRN 85-00-7
Disulfoton	CASRN 298-04-4
1,4-Dithiane	CASRN 505-29-3
Diuron	CASRN 330-54-1
Dodine	CASRN 2439-10-3
Endosulfan	CASRN 115-29-7
Endothall	CASRN 145-73-3
Endrin	CASRN 72-20-8
Epichlorohydrin	CASRN 106-89-8
1,2-Epoxybutane	CASRN 106-88-7
Ethephon	CASRN 16672-87-0
Ethion	CASRN 563-12-2
2-Ethoxyethanol	CASRN 110-80-5
Ethyl acetate	CASRN 141-78-6
Ethyl carbamate	CASRN 51-79-6
Ethyl chloride	CASRN 75-00-3
S-Ethyl dipropylthiocarbamate	CASRN 759-94-4
Ethyl ether	CASRN 60-29-7
Ethyl p-nitrophenyl        phenylphosphorothioate	CASRN 2104-64-5
Ethylbenzene	CASRN 100-41-4
Ethylene diamine	CASRN 107-15-3
Ethylene glycol	CASRN 107-21-1
Ethylene thiourea	CASRN 96-45-7
Ethyleneimine	CASRN 151-56-4
Ethylphthalyl ethylglycolate	CASRN 84-72-0
Express	CASRN 101200-48-0
Fenamiphos	CASRN 22224-92-6
Fluometuron	CASRN 2164-17-2
Fluoranthene	CASRN 206-44-0
Fluorene	CASRN 86-73-7
Fluorine (soluble fluoride)	CASRN 7782-41-4
Fluridone	CASRN 59756-60-4
Flurprimidol	CASRN 56425-91-3
Flutolanil	CASRN 66332-96-5
Fluvalinate	CASRN 69409-94-5
Folpet	CASRN 133-07-3
Fomesafen	CASRN 72178-02-0
Fonofos	CASRN 944-22-9
Formaldehyde	CASRN 50-00-0
Formic acid	CASRN 64-18-6
Fosetyl-al	CASRN 39148-24-8
Furan	CASRN 110-00-9
Furfural	CASRN 98-01-1
Furmecyclox	CASRN 60568-05-0
Glufosinate-ammonium	CASRN 77182-82-2
Glycidaldehyde	CASRN 765-34-4
Glyphosate	CASRN 1071-83-6
Haloxyfop-methyl	CASRN 69806-40-2
Harmony	CASRN 79277-27-3
Heptachlor	CASRN 76-44-8
Heptachlor epoxide	CASRN 1024-57-3
n-Heptane	CASRN 142-82-5
Hexabromobenzene	CASRN 87-82-1
Hexabromodiphenyl ether	CASRN 36483-60-0
Hexachlorobenzene	CASRN 118-74-1
Hexachlorobutadiene	CASRN 87-68-3
alpha-Hexachlorocyclohexane	CASRN 319-84-6
beta-Hexachlorocyclohexane	CASRN 319-85-7
delta-Hexachlorocyclohexane	CASRN 319-86-8
epsilon-Hexachlorocyclohexane	CASRN 6108-10-7
gamma-Hexachlorocyclohexane	CASRN 58-89-9
technical Hexachlorocyclohexane	CASRN 608-73-1
Hexachlorocyclopentadiene	CASRN 77-47-4
Hexachlorodibenzo-p-dioxin, mixture	CASRN 19408-74-3
Hexachloroethane	CASRN 67-72-1
Hexachlorophene	CASRN 70-30-4
Hexahydro-1,3,5-trinitro-1,3,5-triazine	CASRN 121-82-4
1,6-Hexamethylene diisocyanate	CASRN 822-06-0
n-Hexane	CASRN 110-54-3
Hexazinone	CASRN 51235-04-2
Hydrazine/Hydrazine sulfate	CASRN 302-01-2
Hydrogen chloride	CASRN 7647-01-0
Hydrogen cyanide	CASRN 74-90-8
Hydrogen sulfide	CASRN 7783-06-4
Hydroquinone	CASRN 123-31-9
Imazalil	CASRN 35554-44-0
Imazaquin	CASRN 81335-37-7
Indeno[1,2,3-cd]pyrene	CASRN 193-39-5
Iprodione	CASRN 36734-19-7
Isobutyl alcohol	CASRN 78-83-1
Isophorone	CASRN 78-59-1
Isopropalin	CASRN 33820-53-0
Isopropyl methyl phosphonic acid	CASRN 1832-54-8
Isoxaben	CASRN 82558-50-7
Lactofen	CASRN 77501-63-4
Lead and compounds (inorganic)	CASRN 7439-92-1
d-Limonene	CASRN 5989-27-5
Linuron	CASRN 330-55-2
Londax	CASRN 83055-99-6
Malathion	CASRN 121-75-5
Maleic anhydride	CASRN 108-31-6
Maleic hydrazide	CASRN 123-33-1
Maneb	CASRN 12427-38-2
Manganese	CASRN 7439-96-5
Mepiquat chloride	CASRN 24307-26-4
Mercuric chloride	CASRN 7487-94-7
Mercury, elemental	CASRN 7439-97-6
Merphos	CASRN 150-50-5
Merphos oxide	CASRN 78-48-8
Metalaxyl	CASRN 57837-19-1
Methacrylonitrile	CASRN 126-98-7
Methamidophos	CASRN 10265-92-6
Methanol	CASRN 67-56-1
Methidathion	CASRN 950-37-8
Methomyl	CASRN 16752-77-5
Methoxychlor	CASRN 72-43-5
2-Methoxyethanol	CASRN 109-86-4
Methyl acrylate	CASRN 96-33-3
Methyl chlorocarbonate	CASRN 79-22-1
Methyl ethyl ketone	CASRN 78-93-3
Methyl iodide	CASRN 74-88-4
Methyl isobutyl ketone	CASRN 108-10-1
Methyl isocyanate	CASRN 624-83-9
Methyl methacrylate	CASRN 80-62-6
Toxicological Review in Adobe PDF* - - New! March 1998
Methylmercury	CASRN 22967-92-6
Methyl parathion	CASRN 298-00-0
Methyl tert-butyl ether	CASRN 1634-04-4
4-(2-Methyl-4-chlorophenoxy)        butyric acid	CASRN 94-81-5
2-(2-Methyl-4-chlorophenoxy)        propionic acid	CASRN 93-65-2
2-Methyl-4-        chlorophenoxyacetic acid	CASRN 94-74-6
4,4'-Methylene        bis(N,N'-dimethyl)aniline	CASRN 101-61-1
Methylene Diphenyl Diisocyanate       (monomeric MDI) and        polymeric MDI (PMDI)	CASRN 101-68-8,       9016-87-9
Toxicological Review in Adobe PDF* - - New! February 1998
2-Methylphenol	CASRN 95-48-7
3-Methylphenol	CASRN 108-39-4
4-Methylphenol	CASRN 106-44-5
Metolachlor	CASRN 51218-45-2
Metribuzin	CASRN 21087-64-9
Mirex	CASRN 2385-85-5
Molinate	CASRN 2212-67-1
Molybdenum	CASRN 7439-98-7
Monochloramine	CASRN 10599-90-3
Naled	CASRN 300-76-5
Naphthalene	CASRN 91-20-3
Toxicological Review in Adobe PDF* - - New! September 1998
Napropamide	CASRN 15299-99-7
Nickel carbonyl	CASRN 13463-39-3
Nickel refinery dust	CASRN
Nickel subsulfide	CASRN 12035-72-2
Nickel, soluble salts	CASRN Various
Nitrapyrin	CASRN 1929-82-4
Nitrate	CASRN 14797-55-8
Nitric oxide	CASRN 10102-43-9
Nitrite	CASRN 14797-65-0
Nitrobenzene	CASRN 98-95-3
Nitrogen dioxide	CASRN 10102-44-0
Nitroguanidine	CASRN 556-88-7
p-Nitrophenol	CASRN 100-02-7
2-Nitropropane	CASRN 79-46-9
N-Nitroso-di-n-butylamine	CASRN 924-16-3
N-Nitroso-N-methylethylamine	CASRN 10595-95-6
N-Nitrosodi-N-propylamine	CASRN 621-64-7
N-Nitrosodiethanolamine	CASRN 1116-54-7
N-Nitrosodiethylamine	CASRN 55-18-5
N-Nitrosodimethylamine	CASRN 62-75-9
N-Nitrosodiphenylamine	CASRN 86-30-6
N-Nitrosopyrrolidine	CASRN 930-55-2
Nonabromodiphenyl ether	CASRN 63936-56-1
Norflurazon	CASRN 27314-13-2
NuStar	CASRN 85509-19-9
Octabromodiphenyl ether	CASRN 32536-52-0
Octahydro-1,3,5,7-tetranitro-        1,3,5,7-tetrazocine	CASRN 2691-41-0
Oryzalin	CASRN 19044-88-3
Oxadiazon	CASRN 19666-30-9
Oxamyl	CASRN 23135-22-0
Oxyfluorfen	CASRN 42874-03-3
Paclobutrazol	CASRN 76738-62-0
Paraquat	CASRN 1910-42-5
Parathion	CASRN 56-38-2
Pendimethalin	CASRN 40487-42-1
Pentabromodiphenyl ether	CASRN 32534-81-9
Pentachlorobenzene	CASRN 608-93-5
Pentachlorocyclopentadiene	CASRN 25329-35-5
Pentachloronitrobenzene	CASRN 82-68-8
Pentachlorophenol	CASRN 87-86-5
Pentafluoroethane	CASRN 354-33-6
Permethrin	CASRN 52645-53-1
Phenanthrene	CASRN 85-01-8
Phenmedipham	CASRN 13684-63-4
Phenol	CASRN 108-95-2
m-Phenylenediamine	CASRN 108-45-2
Phenylmercuric acetate	CASRN 62-38-4
Phosalone	CASRN 2310-17-0
Phosgene	CASRN 75-44-5
Phosmet	CASRN 732-11-6
Phosphine	CASRN 7803-51-2
Phosphoric acid	CASRN 7664-38-2
Phthalic anhydride	CASRN 85-44-9
Picloram	CASRN 1918-02-1
Pirimiphos-methyl	CASRN 29232-93-7
Polychlorinated biphenyls	CASRN 1336-36-3
Potassium cyanide	CASRN 151-50-8
Potassium silver cyanide	CASRN 506-61-6
Prochloraz	CASRN 67747-09-5
Prometon	CASRN 1610-18-0
Prometryn	CASRN 7287-19-6
Pronamide	CASRN 23950-58-5
Propachlor	CASRN 1918-16-7
Propanil	CASRN 709-98-8
Propargite	CASRN 2312-35-8
Propargyl alcohol	CASRN 107-19-7
Propazine	CASRN 139-40-2
Propham	CASRN 122-42-9
Propiconazole	CASRN 60207-90-1
Propylene glycol	CASRN 57-55-6
Propylene glycol monoethyl ether	CASRN 52125-53-8
Propylene glycol monomethyl ether	CASRN 107-98-2
Propylene oxide	CASRN 75-56-9
Propyleneimine	CASRN 75-55-8
Pursuit	CASRN 81335-77-5
Pydrin	CASRN 51630-58-1
Pyrene	CASRN 129-00-0
Pyridine	CASRN 110-86-1
Quinalphos	CASRN 13593-03-8
Quinone	CASRN 106-51-4
Radium 226,228	CASRN 7440-14-4
Radon 222	CASRN 14859-67-7
Refractory ceramic fibers	No CAS Number
Resmethrin	CASRN 10453-86-8
Rotenone	CASRN 83-79-4
Savey	CASRN 78587-05-0
Selenious acid	CASRN 7783-00-8
Selenium and Compounds	CASRN 7782-49-2
Selenium sulfide	CASRN 7446-34-6
Selenourea	CASRN 630-10-4
Sethoxydim	CASRN 74051-80-2
Silver	CASRN 7440-22-4
Silver cyanide	CASRN 506-64-9
Simazine	CASRN 122-34-9
Sodium azide	CASRN 26628-22-8
Sodium cyanide	CASRN 143-33-9
Sodium diethyldithiocarbamate	CASRN 148-18-5
Sodium fluoroacetate	CASRN 62-74-8
Strontium	CASRN 7440-24-6
Strychnine	CASRN 57-24-9
Styrene	CASRN 100-42-5
Systhane	CASRN 88671-89-0
Tebuthiuron	CASRN 34014-18-1
Terbacil	CASRN 5902-51-2
Terbutryn	CASRN 886-50-0
Tetrabromodiphenyl ether	CASRN 40088-47-9
1,2,4,5-Tetrachlorobenzene	CASRN 95-94-3
Tetrachlorocyclopentadiene	CASRN 695-77-2
1,1,1,2-Tetrachloroethane	CASRN 630-20-6
1,1,2,2-Tetrachloroethane	CASRN 79-34-5
Tetrachloroethylene	CASRN 127-18-4
2,3,4,6-Tetrachlorophenol	CASRN 58-90-2
Tetrachlorovinphos	CASRN 961-11-5
Tetraethyl lead	CASRN 78-00-2
Tetraethyldithiopyrophosphate	CASRN 3689-24-5
1,1,1,2-Tetrafluoroethane	CASRN 811-97-2
Thallic oxide	CASRN 1314-32-5
Thallium acetate	CASRN 563-68-8
Thallium carbonate	CASRN 6533-73-9
Thallium chloride	CASRN 7791-12-0
Thallium nitrate	CASRN 10102-45-1
Thallium selenite	CASRN 12039-52-0
Thallium(I) sulfate	CASRN 7446-18-6
Thiobencarb	CASRN 28249-77-6
Thiophanate-methyl	CASRN 23564-05-8
Thiram	CASRN 137-26-8
Toluene	CASRN 108-88-3
2,4-/2,6-Toluene diisocyanate mixture	CASRN 26471-62-5
Toxaphene	CASRN 8001-35-2
Tralomethrin	CASRN 66841-25-6
Triallate	CASRN 2303-17-5
Triasulfuron	CASRN 82097-50-5
1,2,4-Tribromobenzene	CASRN 615-54-3
Tribromochloromethane	CASRN 594-15-0
Tribromodiphenyl ether	CASRN 49690-94-0
Tributyltin oxide	CASRN 56-35-9
Toxicological Review in Adobe PDF*
1,1,2-Trichloro-1,2,2-trifluoroethane	CASRN 76-13-1
Trichloroacetic acid	CASRN 76-03-9
1,2,4-Trichlorobenzene	CASRN 120-82-1
Trichlorocyclopentadiene	CASRN 77323-84-3
1,1,1-Trichloroethane	CASRN 71-55-6
1,1,2-Trichloroethane	CASRN 79-00-5
Trichloroethylene	CASRN 79-01-6
Trichlorofluoromethane	CASRN 75-69-4
2,4,5-Trichlorophenol	CASRN 95-95-4
2,4,6-Trichlorophenol	CASRN 88-06-2
2 (2,4,5-Trichlorophenoxy)        propionic acid	CASRN 93-72-1
2,4,5-Trichlorophenoxyacetic acid	CASRN 93-76-5
1,1,2-Trichloropropane	CASRN 598-77-6
1,2,3-Trichloropropane	CASRN 96-18-4
Tricresol	CASRN 1319-77-3
Tridiphane	CASRN 58138-08-2
Triethylamine	CASRN 121-44-8
Triethylene glycol monobutyl ether	CASRN 143-22-6
Triethylene glycol monoethyl ether	CASRN 112-50-5
Trifluralin	CASRN 1582-09-8
2,2,4-Trimethylpentane	CASRN 540-84-1
1,3,5-Trinitrobenzene	CASRN 99-35-4
Support Document in Adobe PDF*
2,4,6-Trinitrotoluene	CASRN 118-96-7
Uranium, natural	CASRN 7440-61-1
Uranium, soluble salts	CASRN
Vanadium pentoxide	CASRN 1314-62-1
Vernam	CASRN 1929-77-7
Vinclozolin	CASRN 50471-44-8
Vinyl acetate	CASRN 108-05-4
Vinyl bromide	CASRN 593-60-2
Warfarin	CASRN 81-81-2
White phosphorus	CASRN 7723-14-0
Xylenes	CASRN 1330-20-7
Zinc and Compounds	CASRN 7440-66-6
Zinc cyanide	CASRN 557-21-1
Zinc phosphide	CASRN 1314-84-7
Zineb	CASRN 12122-67-7

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Last updated: 5 March 1999
URL: http://www.epa.gov/iris/SUBST/INDEX.HTM