### 1 INITIAL COMPILATION OF CH EMICALS AND SUBSTANCES CONSIDERED FOR THE SECO ND ENDOCRINE DISRUPTOR SCREENING PROGRAM LIST Contaminant Candidate List 3 (CCL 3) Chemical Name CAS Number 1,1,1,2-Tetrachloroethane 630-20-6 1,1-Dichloroethane 75-34-3 1,2,3-Trichloropropane 96-18-4 1,3-Butadiene 106-99-0 1,3-Dinitrobenzene 99-65-0 1,4-Dioxane 123-91-1 17alpha-estradiol 57-91-0 1-Butanol 71-36-3 2-Methoxyethanol 109-86-4 2-Propen-1-ol 107-18-6 3-Hydroxycarbofuran 16655-82-6 4,4'-Methylenedianiline 101-77-9 Acephate 30560-19-1 Acetaldehyde 75-07-0 Acetamide 60-35-5 Acetochlor 34256-82-1 Acetochlor ethanesulfon ic acid (ESA) 187022-11-3 Acetochlor oxanilic acid (OA) 184992-44-4 Acrolein 107-02-8 Adenovirus NA Alachlor ethanesulfoni c acid (ESA) 142363-53-9 Alachlor oxanilic acid (OA) 171262-17-2 alpha-Hexachlorocyclohexane 319-84-6 Anatoxin-a 64285-06-9 Aniline 62-53-3 Bensulide 741-58-2 Benzyl chloride 100-44-7 Butylated hydroxyanisole 25013-16-5

### 2 Chemical Name CAS Number Caliciviruses NA Campylobacter jejuni NA Captan 133-06-2 Chlorate 14866-68-3 Chloromethane (Methyl chloride) 74-87-3 Clethodim 99129-21-2 Cobalt 7440-48-4 Cumene hydroperoxide 80-15-9 Cylindrospermopsin 143545-90-8 Dicrotophos 141-66-2 Dimethipin 55290-64-7 Dimethoate 60-51-5 Disulfoton 298-04-4 Diuron 330-54-1 Enterovirus NA equilenin 517-09-9 equilin 474-86-2 Erythromycin 114-07-8 Escherichia coli (0157) NA Estradiol (17-beta estradiol) 50-28-2 estriol 50-27-1 estrone 53-16-7 Ethinyl Estradiol (17-alpha ethynyl estradiol) 57-63-6 Ethoprop 13194-48-4 Ethylene glycol 107-21-1 Ethylene oxide 75-21-8 Ethylene thiourea 96-45-7 Fenamiphos 22224-92-6 Formaldehyde 50-00-0 Germanium 7440-56-4

### 3 Chemical Name CAS Number Halon 1011 (bromochloromethane) 74-97-5 HCFC-22 75-45-6 Helicobacter pylori NA Hepatitis A virus NA Hexane 110-54-3 Hydrazine 302-01-2 Legionella pneumophila NA Mestranol 72-33-3 Methamidophos 10265-92-6 Methanol 67-56-1 Methyl bromide (Bromomethane) 74-83-9 Methyl tert-butyl ether 1634-04-4 Metolachlor 51218-45-2 Metolachlor ethanesulfonic acid (ESA) 171118-09-5 Metolachlor oxanilic acid (OA) 152019-73-3 Microcystin-LR 101043-37-2 Molinate 2212-67-1 Molybdenum 7439-98-7 Mycobacterium avium NA Naegleria fowleri NA Nitrobenzene 98-95-3 Nitroglycerin 55-63-0 N-Methyl-2-pyrrolidone 872-50-4 N-Nitrosodiethylamine (NDEA) 55-18-5 N-nitrosodimethylamine (NDMA) 62-75-9
N-Nitroso-di-n-propylamine (NDPA) 621-64-7 N-Nitrosodiphenylamine 86-30-6 N-nitrosopyrrolidine (NPYR) 930-55-2 Norethindrone (19-Norethisterone) 68-22-4 n-Propylbenzene 103-65-1

### 4 Chemical Name CAS Number
o-Toluidine 95-53-4 Oxirane, methyl- 75-56-9 Oxydemeton-methyl 301-12-2 Oxyfluorfen 42874-03-3 Perchlorate 14797-73-0 Perfluorooctane sulfonic acid (PFOS) 1763-23-1 Perfluorooctanoic acid (PFOA) 335-67-1 Permethrin 52645-53-1 Profenofos 41198-08-7 Quinoline 91-22-5 RDX 121-82-4 Salmonella enterica NA sec-Butylbenzene 135-98-8 Shigella sonnei NA Strontium 7440-24-6 Tebuconazole 107534-96-3 Tebufenozide 112410-23-8 Tellurium 13494-80-9 Terbufos 13071-79-9 Terbufos sulfone 56070-16-7 Thiodicarb 59669-26-0 Thiophanate-methyl 23564-05-8 Toluene diisocyanate 26471-62-5 Tribufos 78-48-8 Triethylamine 121-44-8 Triphenyltin hydroxide (TPTH) 76-87-9 Urethane 51-79-6 Vanadium 7440-62-2 Vinclozolin 50471-44-8 Ziram 137-30-4

### 5 National Primary Drinking Wat er Regulation Contaminants Chemical Name CAS Number 1,1,1-Trichloroethane 71-55-6 1,1,2-Trichloroethane 79-00-5 1,1-Dichloroethylene 75-35-4 1,2,4-Trichlorobenzene 120-82-1 1,2-Dibromo-3-chloropropane (DBCP) 96-12-8 1,2-Dichloroethane 107-06-2 1,2-Dichloropropane 78-87-5 2,4,5-TP (Silvex) 93-72-1 2,4-D 94-75-7 Acrylamide 79-06-1 Alachlor 15972-60-8 Alpha emitters Antimony 7440-36-0 Arsenic Asbestos 1332-21-4 Atrazine 1912-24-9 Barium 7440-39-3 Benzene 71-43-2 Benzo(a)pyrene (PAHs) 50-32-8 Beryllium 7440-41-7 Beta particles and photon emitters Bromate Cadmium 7440-43-9 Carbofuran 1563-66-2 Carbon tetrachloride 56-23-5 Chloramines (as Cl2) 10599-90-3 Chlordane 57-74-9 Chlorine (as Cl2) 7782-50-5 Chlorine dioxide (as ClO2) 10049-04-4 Chlorite Chlorobenzene 108-90-7 Chromium (total) 7440-47-3 cis-1,2-Dichloroethylene 156-59-2 Copper (see below) 7440-50-8 Cryptosporidium NA

### 6 Chemical Name CAS Number Cyanide (as free cyanide) 57-12-5 Dalapon 75-99-0 Di(2-ethylhexyl) adipate 103-23-1 Di(2-ethylhexyl) phthalate 117-81-7 Dichloromethane 75-09-2 Dinoseb 88-85-7 Dioxin (2,3,7,8-TCDD) 1746-01-6 Diquat 85-00-7 Endothall 145-73-3 Endrin 72-20-8 Epichlorohydrin 106-89-8 Ethylbenzene 100-41-4 Ethylene dibromide 106-93-4 Fluoride Giardia lamblia NA Glyphosate 1071-83-6 Haloacetic acids (HAA5) Heptachlor 76-44-8 Heptachlor epoxide 1024-57-3 Heterotrophic plate count NA Hexachlorobenzene 118-74-1 Hexachlorocyclopentadiene 77-47-4 Lead 7439-92-1 Legionella NA Lindane 58-89-9 Mercury (inorganic) 7439-97-6 Methoxychlor 72-43-5 Nitrate (measured as Nitrogen) 14797-55-8 Nitrite (measured as Nitrogen) 14797-65-0 o-Dichlorobenzene 95-50-1 Oxamyl (Vydate) 23135-22-0 p-Dichlorobenzene 106-46-7 Pentachlorophenol 87-86-5 Picloram (1918-02-1) Polychlorinated biphenyls 1336-36-3 Radium 226 and Radium 228 (combined) Selenium 7782-49-2

### 7 Chemical Name CAS Number Simazine 122-34-9 Styrene 100-42-5 Tetrachloroethylene 127-18-4 Thallium 7440-28-0 Toluene 108-88-3 Total Coliforms (including fecal coliform and E. Coli) NA Total Trihalomethanes (TTHMs) Toxaphene 8001-35-2 trans-1,2-Dichloroethylene 156-60-5 Trichloroethylene 79-01-6 Turbidity NA Uranium Vinyl chloride 75-01-4 Viruses (enteric) NA Xylenes (total) 1330-20-7 

### OPP Registration Review Chemicals for FY 2007-2008 Chemical Name CAS Number Acetic acid, and salts Carbon and CO2 Clethodim 99129-21-2 Clofentezine 74115-24-5 Clomazone 81777-89-1 Cyanamide 420-04-2 Cyromazine 66215-27-8 Denatonium saccharide 90823-38-4 Etofenprox 80844-07-1 Fenarimol 60168-88-9 Fenoxaprop-p-ethyl 71283-80-2 Fenoxycarb 72490-01-8 Flumetsulam 98967-40-9 Fomesafen 108731-70-0 Fosetyl-Al (Aliette) 39148-24-8 Glufosinate 77182-82-2 Hexythiazox 78587-05-0 Isoxaben 82558-50-7 Lactofen 77501-63-4

### 8 Chemical Name CAS Number Paclobutrazol 76738-62-0 Phosalone 2310-17-0 Profenofos 41198-08-7 Propetamphos 31218-83-4 Propionic acid, and salts 79-09-4 Pyridate 55512-33-9 Quinclorac 84087-01-4 Quizalofop 100646-51-3 Silica and silicates Soap salts Sodium tetrathiocarbonate 7345-69-9 Sulfluramid 4151-50-2 Sulfosate 81591-81-3 Sulfur Temephos 3383-96-8 Triflumizole 68694-11-1 Trinexapac-ethyl 95266-40-3 Urea, sulfate (1:1)