*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QK2197000 CHEMICAL NAME : 1-Naphthalenesulfonic acid, 3-hydroxy-4-((1-hydroxy-2-naphthalenyl)azo)-7-nitro-, monosodium salt CAS REGISTRY NUMBER : 1787-61-7 LAST UPDATED : 199710 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C20-H12-N3-O7-S.Na MOLECULAR WEIGHT : 461.40 SYNONYMS/TRADE NAMES : * Acid Chrome Black ET * Acid Chrome Black ETN * Chrome Black PB * Chrome Black special * Chrome Black T * Chromogene Black ET00 special * Chromogene Black T 160 * C.I. Mordant Black 11, monosodium salt * Czern kwasowo-chromowa etn * Diacromo Black PSS * Eriochrome Black T * Solochrome Black * Solochrome Black T * Solochrome Black WDFA * Sunchromine Black ET * Superchrome Black TS *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 17590 mg/kg TOXIC EFFECTS : Behavioral - excitement Behavioral - changes in motor activity (specific assay) Gastrointestinal - hypermotility, diarrhea REFERENCE : BCTKAG Bromatologia i Chemia Toksykologiczna. (Ars Polona, POB 1001, 00-068 Warsaw 1, Poland) V.4- 1971- Volume(issue)/page/year: 21,65,1988 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***