*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : AQ4220000 CHEMICAL NAME : 1-Naphthalenesulfonic acid, 8-(phenylamino)-5-((4-((5-sulfo-1-naphthalenyl)azo)-1 - naphthalenyl)azo)-, disodium salt CAS REGISTRY NUMBER : 3071-73-6 LAST UPDATED : 199701 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C36-H23-N5-O6-S2.2Na MOLECULAR WEIGHT : 731.74 SYNONYMS/TRADE NAMES : * Acid Black 24 * Acid Black S * Acid Fast Black 2A * Acid Fast Black 8B * Acid Fast Black 8BX * Acid Leather Black 3B * Acilan Fast Black 3BN * Alphanol Black BBN * Alphanol Black GV * Amacid Milling Black DN * Amacid Milling Black SB * Amacid Milling Black S 2B * Amacid Milling Black SG * Aminyl Black F 8BL * Azo Cyanine Black B * Azo Cyanine Black BB * Benzyl Fast Black B * Benzyl Fast Black 3B * Benzyl Fast Black CIB * Bucacid Black 2B * C.I. 26370 * C.I. Acid Black 24 * C.I. Acid Black 24, disodium salt * Cirene Black BRA * Cloth Black MB * Colacid Fast Black 2A * Coomassie Fast Black B * Cyanine Fast Black 2B * Cyanine Fast Black 2BG * Durol Black B * Durol Black 2B * Durol Black BA * Eniacid Cloth Black BR * Eriosin Fast Black B * Eriosin Fast Black 2B * Ext D and C Black No.1 * Fast Acid Black 2A * Fast Acid Black 2B * Fenazo Black SB * Folan Fast Black B * Hispacid Fast Black 2B * Java Milling Black B * Midlon Black P 2B * Milling Black BB * Milling Fast Black 2B * Naphthazine Sulphon Black BC * Naphthazine Sulphon Black D * Neutral Black 3B * Neutral Sulphonyl Navy N * Optanol Cyanine Black B * Optanol Cyanine Black BB * Polycor Dark Blue B * Pontacyl Fast Black BBN * Pontacyl Fast Black BBO * Shikiso Acid Fast Black 8BX * Sulfon Black S * Sulfonine Black B * Sulfonine Black BB * Sulphon Cyanine Black BA-CF * Sulphon Cyanine Black DN * Sulphone Black BB * Sulphonine Fast Black GRV * Sulphonine Fast Black RB * Sulphonol Black B * Sulphonol Black BR * Suminol Black 8BX * Suminol Milling Black 8BX * Supranol Fast Black B * Supranol Fast Black BB * Telon Fast Black S * Tertracid Fast Black 2B * Tertracid Fast Black CB * Vondamol Fast Black B * Xylene Milling Black 3BS * Yamada Acid Fast Black 8BX *** 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 : 15 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(1),14,1983 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 8250 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(1),14,1983 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***