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CAS # Acutely Toxic Chemicals 57-14-7 1,1-Dimethylhydrazine 107-20-0 2- 107-07-3 2-Chloroethanol 60-24-2 2-Mercaptoethanol 1393-62-0 75-07-0 75-86-5 cyanohydrin 107-02-8 (2-Propenal) 79-10-7 Acrylic 107-13-1 (2-Propenenitrile) 814-68-6 Acryloyl 1402-68-2 Aflatoxins 107-18-6 Allyl (2-Propen-l-ol) 2937-50-0 Allyl chloroformate 7664-41-7 7440-38-2 784-36-3 Arsenic Pentaflouride 7784-34-1 Arsenic trichloride 7784-42-1 71-43-2 98-88-4 100-44-7 10294-33-4 Boron tribromide 10294-34-5 Boron trichloride 7726-95-6 7789-30-2 Bromine pentafluoride 7787-71-5 75-15-0 disulfide 630-08-0 463-58-1 7782-50-5 10049-04-4 Chlorine dioxide 13637-63-3 7790-91-2 78-95-5 , stabilized 79-04-9 Chloroacetyl Chloride 107-30-2 Chloromethyl methyl ether 76-06-2 7790-94-5 Chlorosulfonic acid 11028-71-0 Concanavalin A 4170-30-3 Crotonaldehyde 80-15-9 Cumene hydroperoxide 460-19-5 506-68-3 506-77-4 675-14-9 Cyanuric 66-81-9 Cycloheximide 3173-53-3 Cyclohexyl 2270-40-8 Diacetoxyscirpenol 19287-45-7 4109-96-0 Dichlorosilane 674-82-8 624-92-0 Dimethyl disulfide 593-74-8 Dimethyl mercury 77-78-1 Dimethyl sulfate 75-78-5 Dimethyldichlorosilane 10544-72-6 106-89-8 Epichlorohydrin 541-41-3 Ethyl chloroformate 75-21-8 oxide 7681-49-4 Flourine Gas 7782-41-4 50-00-0 (Formalin) (Paraformaldeyde) 7782-65-2 87-68-3 Hexachlorobutadiene 77-47-4 Hexachlorocyclopentadiene 684-16-2 302-01-2 7664-39-3 (HF Solutions) 10035-10-6 bromide (gas) 7647-01-0 (gas) 74-90-8 Hydrogen (gas) CAS # Acutely Toxic Chemicals 7664-39-3 (gas) 7722-84-1 solutions 35% and greater 2148-90-9 2148-87-8 7553-56-2 7783-66-6 Iodine pentafluoride 13463-40-6 , Pentacarbonyl 543-27-1 Isobutyl chloroformate 78-82-0 Isobutyronitrile 108-23-6 Isopropylchloroformate 7783-34-8 Mercuric nitrate 78-85-3 Methacrylaldehyde 126-98-7 Methacrylonitrile (2- Propenenitrile, 2-methyl-) 30674-80-7 Methacryloyloxyethyl Isocyanate 74-83-9 Methyl bromide 79-22-1 Methyl chloroformate 60-34-4 Methyl hydrazine 624-83-9 Methyl isocyanate 74-93-1 Methyl mercaptan 676-97-1 Methyl phosphonic dichloride 78-94-4 Methyl vinyl ketone 74-89-5 993-00-0 Methylchlorosilane 75-79-6 Methyltrichlorosilane 28289-54-5 MPTP (1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine) 592-34-7 n-Butyl chloroformate 111-36-4 n-Butyl isocyanate 13463-39-3 carbonyl 7697-37-2 10102-43-9 10102-44-0 Dioxide 109-61-5 N-Propyl chloroformate 8014-95-7 Oleum (Fuming ) 20816-12-0 7783-41-7 Difluoride (Fluorine Monoxide) 10028-15-6 30525-89-4 Paraformaldehyde 311-45-5 Paraoxon 19624-22-7 Pentaborane 79-21-0 Peracetic Acid 7601-90-3 108-95-2 103-71-9 Phenyl isocyanate 75-44-5 7803-51-2 10025-87-3 oxychloride (Phosphoryl chloride) 7719-12-2 151-50-8 Cyanide 75-56-9 Propylene Oxide 9009-86-3 107-44-8 7783-79-1 Selenium hexafluoride 7783-61-1 Silicon tetrafluoride 26628-22-8 () 7758-19-2 Sodium chlorite 143-33-9 1313-59-3 Sodium oxide 1313-60-6 Sodium peroxide 7803-52-3 75-59-2 Tetramethylammonium hydroxide solution (TMAH) 75-74-1 Tetramethyl lead 681-84-5 Tetramethyl orthosilicate 4368-28-9 7440-28-0 Thallium 463-71-8 7550-45-0 tetrachloride 584-84-9 -2,4-diisocyanate (unspecified isomer) 2487-90-3 Trimethoxysilane 75-77-4 Trimethylchlorosilane 1493-13-6 Trifluoromethanesulfonic acid (TFMS or TMSA) 7783-82-6 hexafluoride Probably Known

CAS # Carcinogenic Chemicals

13909-09-6 1-(2-Chloroethyl)-3-(4-methylcyclohexyl)-1-nitrosourea (Semustine) Yes 57-14-7 1,1-Dimethylhydrazine Yes 96-18-4 1,2,3-Trichloropropane Yes 106-93-4 1,2-Dibromoethane (Ethylene Dibromide) Yes 107-06-2 1,2-Dichloroethane Yes 1615-80-1 1,2-Diethylhydrazine Yes 540-73-8 1,2-Dimethylhydrazine Yes 106-99-0 1,3-Butadiene Yes 542-75-6 1,3-Dichloropropene Yes 1120-71-4 1,3-Propanesultone Yes 123-91-1 1,4-Dioxane Yes 75321-20-9 1,3-Dinitropyrene Yes 42397-64-8 1,6-Dinitropyrene yes 42397-65-9 1,8-Dinitropyrene Yes 129-43-1 1-Hydroxyanthraquinone Yes 3296-90-0 2,2-Bis(bromomethyl)-1,3-diol Yes 1746-01-6 2,3,7,8-Tetrachlorodibenzo-para-dioxin Yes 96-13-9 2,3-Dibromo-1-propanol Yes 88-06-2 2,4,6-Trichlorophenol Yes 95-80-7 2,4-Diaminotoluene Yes 606-20-2 2,6-Dinitrotoluene Yes 91-59-8 2-Naphthylamine Yes 91-23-6 2-Nitroanisole Yes 101-68-8 4,4-Methylenediphenyl diisocyanate Yes 75-07-0 Acetaldehyde Yes 79-06-1 Acrylamide Yes 107-13-1 Acrylonitrile (2-Propenenitrile) Yes 1402-68-2 Aflatoxins Yes 134-32-7 alpha-Naphthylamine Yes 62-53-3 Aniline Yes 7440-38-2 Arsenic Yes 1332-21-4 Yes 103-33-3 Azobenzene Yes 71-43-2 Benzene Yes 92-87-5 Benzidine Yes 100-44-7 Benzyl chloride yes 7440-41-7 Beryllium and beryllium compounds Yes 75-25-2 Bromoform Yes Cadmium compounds Yes 56-23-5 Yes 67-66-3 [, trichloro-] Yes 107-30-2 Chloromethyl methyl ether Yes Chromium [VI] Compunds Yes Probably Known

CAS # Carcinogenic Chemicals

11026-22-9 Cobalt nitrate Yes 14808-60-7 Crystalline Silica Yes 75-09-2 Dichloromethane yes 593-74-8 Dimethyl mercury Yes 77-78-1 Dimethyl sulfate Yes 25321-14-6 Dinitrotoluene Yes 106-89-8 Epichlorohydrin Yes 75-21-8 Yes 50-00-0 Formaldehyde (Formalin) (Paraformaldeyde) Yes 110-00-9 Yes 1303-00-0 Gallium arsenide Yes 680-31-9 Hexamethyl phosphoramide Yes 302-01-2 Hydrazine Yes 78-79-5 Isoprene Yes 7439-92-1 Lead compounds, inorganic Yes 75-09-2 Chloride (dichloromethane) Yes 108-10-1 Methyl iso-butyl ketone Yes 91-20-3 Yes 13463-39-3 Nickel carbonyl Yes 7440-02-0 Yes 75-52-5 Yes 70-25-7 N-Methyl-N´-nitro-N-nitrosoguanidine (MNNG) Yes 55-18-5 N-Nitrosodiethylamine Yes 30525-89-4 Paraformaldehyde Yes 77-09-8 Phenolphthalein Yes Polychlorinated biphenyls (PCBs) - all forms Yes 75-56-9 Propylene Oxide Yes 509-14-8 (Methane, tetranitro-) Yes 79-01-6 Trichloroethylene Yes 75-01-4 Yes 1330-20-7 Xylenes Yes Female Fetal Male CAS # Reproductive Chemicals

606-20-2 2,6-Dinitrotoluene Yes 79-06-1 Acrylamide Yes Yes Yes 107-13-1 Acrylonitrile (2-Propenenitrile) Yes Yes Yes 62-53-3 Aniline Yes 75-15-0 Yes Yes Yes 630-08-0 Carbon monoxide Yes Yes 67-66-3 Chloroform [Methane, trichloro-] Yes 10026-22-9 Cobalt nitrate Yes 66-81-9 Cycloheximide Yes 106-93-4 1,2-Dibromoethane (Ethylene Dibromide) Yes 111-96-6 Diethylene glycol diemethyl ether Yes 593-74-8 Dimethyl mercury Yes 25321-14-6 Dinitrotoluene Yes 110-80-5 monoethyl ether (2-ethoxyethanol) Yes Yes Yes 109-86-4 Ethylene glycol monomethyl ether (2-methoxyethanol) Yes Yes Yes 75-21-8 Ethylene oxide Yes 75-12-7 Yes Yes Yes 684-16-2 Hexafluoroacetone Yes 7439-92-1 Lead compounds, inorganic Yes Yes Yes 108-10-1 Methyl iso-butyl ketone Yes 109-72-8 n-Butyllithium solutions Yes 13478-00-7 Nickel (II) nitrate Yes 13463-39-3 Nickel carbonyl Yes 108-95-2 Phenol Yes 77-09-8 Phenolphthalein Yes Yes Yes 00-01-0 Polychlorinated biphenyls (PCBs) - all forms Yes Yes Yes 16940-66-2 Sodium borohydride Yes 108-88-3 Toluene Yes Yes 106-96-7 3-Bromopropyne (Propargyl bromide), 80% Toluene Yes Yes CAS # Reactive Chemicals Comments Health Fire Reactivity 123-91-1 1,4-Dioxane Peroxide Former 2 3 1 2786-07-4 2-Thienyllithium Reactive 3 3 1 105-57-7 Acetal Peroxide Former 1 3 0 75-07-0 Acetaldehyde Peroxide Former 2 4 2 75-36-5 Water Reactive 3 3 2 110-22-5 Acetyl peroxide 3 2 4 74-86-2 gas Flammable Gas 0 4 3 7727-15-3 Aluminum bromide Water Reactive 3 0 0 7446-70-0 Aluminum chloride Water Reactive 3 0 2 20859-73-8 Aluminum Water Reactive 4 4 2 7789-09-5 dichromate Strong Oxidizer 2 1 1 6484-52-2 Ammonium nitrate Strong Oxidizer 2 0 3 7790-98-9 Ammonium perchlorate Strong Oxidizer 1 0 4 131-74-8 Ammonium picrate, dry 3 3 3 100-66-3 Anisole Peroxide Former 1 2 0 98-88-4 Benzoyl chloride Water Reactive 3 2 2 94-36-0 Organic Peroxide 2 3 3 7637-07-2 Boron trifluoride Water Reactive 4 0 1 7440-70-2 (powder form) Pyrophoric 3 1 2 75-20-7 Water Reactive 3 3 2 7789-78-8 Calcium Water Reactive 2 3 2 10124-37-5 Calcium nitrate Strong Oxidizer 2 0 1 1305-99-3 Calcium phosphide Water Reactive 3 4 2 7440-46-2 Cesium Pyrophoric 3 4 2 13637-63-3 Chlorine pentafluoride Water Reactive 2 0 3 80-15-9 Cumene hydroperoxide Explosive 1 2 4 80-43-3 Cumene peroxide Explosive 2 1 4 91-17-8 Decahydronaphthalene peroxide former 2 2 0 87-31-0 Diazodinitrophenol Explosive 2 1 4 103-50-4 Dibenzyl ether Peroxide Former 1 1 0 19287-45-7 Diborane Pyrophoric 4 4 3 77-73-6 Dicyclopentadiene Peroxide Former 3 3 1 60-29-7 Peroxide Former 1 4 1 557-20-0 Diethyl Pyrophoric 3 4 3 111-96-6 Diethylene glycol diemethyl ether Peroxide Former 1 2 1 1191-15-7 Diisobutylaluminum hydride Pyrophoric 3 3 3 544-97-8 Dimethyl zinc Pyrophoric 3 3 3 51-28-5 Dinitrophenol-2,4 Explosive 3 0 4 616-74-0 Dinitroresorcinol-4,6 Explosive 0 2 2 25321-14-6 Dinitrotoluene Explosive 3 1 3 131-73-7 Dipicrylamine Explosive 3 4 3 109-92-2 Ethyl vinyl ether Peroxide Former 2 4 2 110-80-5 Ethylene glycol monoethyl ether (2-ethoxyethanol) Peroxide Former 1 2 0 109-86-4 Ethylene glycol monomethyl ether (2-methoxyethanol) Peroxide Former 1 2 1 811-49-4 Ethyllithium Pyrophoric 3 3 2 7440-58-6 Hafnium powder Pyrophoric 1 3 1 20062-22-0 Hexanitrostilbene Explosive 3 3 3 21369-64-2 Hexyllithium Pyrophoric 3 4 2 920-36-5 Isobutyllithium Pyrophoric 3 4 2 108-20-3 Isopropyl ether Peroxide Former 2 3 1 1888-75-1 Isopropyllithium Pyrophoric 3 4 2 105-74-8 Lauroyl peroxide Organic Peroxide 1 1 2 13424-46-9 Lead Azide Explosive 3 3 3 7439-93-2 Water reactive 3 2 2 6867-30-7 Lithium acetylide complex Pyrophoric 3 0 1 16853-85-3 Lithium aluminum hydride Water reactive 3 4 2 7782-89-0 Lithium Water Reactive 3 3 1 16949-15-8 Lithium borohydride Water Reactive 3 4 2 7580-67-8 Water reactive 3 4 2 26134-62-3 Lithium nitride Pyrophoric 3 4 2 7439-95-4 (powder) Water reactive 1 3 2 7693-27-8 Water reactive 2 0 2 CAS # Reactive Chemicals Comments Health Fire Reactivity 12057-74-8 Magnesium phosphide Water reactive 4 4 2 7439-96-5 Manganese dust Pyrophoric 3 3 3 628-86-4 Mercury Fulminate Explosive 4 1 4 917-54-4 Methyllithium in 1.6M diethylether Pyrophoric 3 3 3 142-96-1 n-Butyl Ether Peroxide Former 1 3 1 109-72-8 n-Butyllithium solutions Pyrophoric 3 3 3 9004-70-0 Nitrocellulose Explosive 2 4 3 628-96-6 Nitroglycol Explosive 2 3 3 556-88-7 Nitroguanidine (Picrite) Explosive 0 0 4 19624-22-7 Pentaborane Pyrophoric 4 4 2 7723-14-0 Phosphorus white Pyrophoric 4 4 2 489-98-5 Picramide (2,4,6-trinitroaniline) Explosive 2 3 3 88-89-1 Picric acid (trinitrophenol) Explosive 3 4 4 88-88-0 Picryl chloride Explosive 2 3 3 7440-09-7 Potassium Pyrophoric 3 3 2 13762-51-1 Potassium borohydride Pyrophoric 3 4 2 7693-26-7 Water reactive 3 3 2 17014-71-0 Explosive 3 0 1 20770-41-6 Potassium phosphide Water Reactive 11135-81-2 Potassium sodium alloys, liquid Pyrophoric 3 3 2 12030-88-5 Strong Oxidizer 3 0 3 4529-04-8 Propynyllithium Pyrophoric 3 4 3 7440-17-7 Rubidium Water Reactive 3 4 2 10026-04-7 Silicon tetrachloride Water Reactive 3 0 2 7782-92-5 Sodamide Water Reactive 3 3 2 16940-66-2 Sodium borohydride Water Reactive 3 4 2 7646-69-7 Water Reactive 3 3 2 7440-23-5 Sodium metal Water Reactive 3 3 2 124-41-4 Sodium methoxide Water Reactive 3 3 2 12058-85-4 Sodium phosphide Water Reactive 75-91-2 tert-Butyl hydroperoxide 70% in water Strong Oxidizer 4 4 4 109-99-9 Tetrahydrofuran Peroxide Former 2 3 1 10025-78-2 Trichlorosilane Pyrophoric 3 4 2 1822-00-0 Trimethylsilyl methyllithium Water Reactive 3 4 2 124-47-0 nitrate Explosive 2 3 4 108-05-4 Vinyl Peroxide Former 2 3 2 917-57-7 Vinyllithium Pyrophoric 7440-66-6 Zinc powder, dust Pyrophoric 1 4 3