*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DV3910000 CHEMICAL NAME : (1,1'-Biphenyl)-2,2'-disulfonic acid, 4,4'-bis((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H- pyrazol-4-yl)azo)-, disodium salt CAS REGISTRY NUMBER : 6375-55-9 LAST UPDATED : 199701 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C32-H24-N8-O8-S2.2Na MOLECULAR WEIGHT : 758.74 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Acid Anthracene Yellow GR * Acid Fast Yellow MR * Acid Leather Yellow CRS * Acid Yellow 42 * Acid Yellow K * Airedale Yellow 3GM * Amacid Fast Yellow RS * Belacid Milling Yellow R * Benzyl Fast Yellow RS * Calcocid Milling Yellow R * C.I. 22910 * C.I. Acid Yellow 42 * C.I. Acid Yellow 42 disodium salt * Coomassie Yellow R * Coomassie Yellow RP * Cyanine Fast Yellow M * Erio Fast Yellow RL * Fast Silk Yellow SH * Kca Acid Milling Yellow M * Midlon Yellow Propyl * Milling Yellow 3G * Milling Yellow 3J * Milling Yellow RX * Naphthalene Leather Yellow 2G * Optanol Yellow R * Pharmacine Yellow R * Pharmatex Yellow G * Shikiso Acid Fast Yellow MR * Sulfonine Yellow CSR * Sulphon Yellow RS-CF * Suminol Milling Yellow MR * Supranol Yellow R * Symulon Acid Fast Yellow MR * Tertracid Milling Yellow R * Xylene Milling Yellow SH *** HEALTH HAZARD DATA *** ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 500 ug/plate REFERENCE : VHTODE Veterinary and Human Toxicology. (American College of Veterinary and Comparative Toxicology, Publication Office, Comparative Toxicology, Manhattan, KS 66506) V.19- 1977- Volume(issue)/page/year: 22,413,1980 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3153 No. of Facilities: 68 (estimated) No. of Industries: 1 No. of Occupations: 10 No. of Employees: 1106 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M3153 No. of Facilities: 36 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 896 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***