*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DD1750000 CHEMICAL NAME : Benzidine sulfone CAS REGISTRY NUMBER : 6259-19-4 BEILSTEIN REFERENCE NO. : 0212930 REFERENCE : 4-18-00-07289 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C12-H10-N2-O2-S MOLECULAR WEIGHT : 246.30 SYNONYMS/TRADE NAMES : * USAF ND-67 *** HEALTH HAZARD DATA *** ** 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9369 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 443 (estimated) No. of Female Employees: 139 (estimated) *** END OF RECORD ***