*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QJ6490000 CHEMICAL NAME : 2-Naphthalenesulfonic acid, 4-hydroxy-3-((3-nitro-5-sulfophenyl)azo)-6-((3-((4-ni trophenyl) azo)-4,6-dihydroxyphenyl)azo)-, disodium salt LAST UPDATED : 199712 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C28-H16-N8-O13-S2.2Na MOLECULAR WEIGHT : 782.62 SYNONYMS/TRADE NAMES : * Anionic Dark Brown 2Ch * Brown 673 *** 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 : >10 gm/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Skin and Appendages - dermatitis, other (after systemic exposure) REFERENCE : TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (2),34,1996 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1560 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Skin and Appendages - dermatitis, other (after systemic exposure) REFERENCE : TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (2),34,1996 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >10 gm/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Skin and Appendages - dermatitis, other (after systemic exposure) REFERENCE : TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (2),34,1996 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1980 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Skin and Appendages - dermatitis, other (after systemic exposure) REFERENCE : TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (2),34,1996 *** END OF RECORD ***