*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DD1575000 CHEMICAL NAME : Benzidine sulfate CAS REGISTRY NUMBER : 531-86-2 LAST UPDATED : 199710 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C12-H12-N2.H2-O4-S MOLECULAR WEIGHT : 282.34 WISWESSER LINE NOTATION : ZR DR DZ &S-O4 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * (1,1'-Biphenyl)-4,4'-diamine, sulfate (1:1) *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2475 mg/kg/33W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified Liver - tumors REFERENCE : CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948- Volume(issue)/page/year: 3,789,1950 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 3900 mg/kg/52W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Skin and Appendages - tumors REFERENCE : GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(6),28,1975 *** STATUS IN U.S. *** EPA TSCA Section 8(d) unpublished health/safety studies EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***