*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XI3850000 CHEMICAL NAME : 1,3,4-Thiadiazole-2,5-dithiol CAS REGISTRY NUMBER : 1072-71-5 LAST UPDATED : 199710 DATA ITEMS CITED : 7 MOLECULAR FORMULA : C2-H2-N2-S3 MOLECULAR WEIGHT : 150.24 WISWESSER LINE NOTATION : T5NN DSJ CSH ESH COMPOUND DESCRIPTOR : Primary Irritant SYNONYMS/TRADE NAMES : * Bismuthiol I * 2,5-Dimercaptothiadiazole * 2,5-Dimercapto-1,3,4-thiadiazole * PY 61H * 1,3,4-Thiadiazol-dithiol-(2,5) * USAF A-8354 *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 100 mg REACTION SEVERITY : Severe REFERENCE : EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0181-0380 TYPE OF TEST : Rinsed with water ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 100 mg/305 REFERENCE : EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0181-0380 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - quail DOSE/DURATION : >316 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9718 No. of Facilities: 335 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 1602 (estimated) No. of Female Employees: 130 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***