*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : LJ8400000 CHEMICAL NAME : Ferrate(3-), pentacyanonitroso-, cobalt CAS REGISTRY NUMBER : 63919-21-1 LAST UPDATED : 199207 DATA ITEMS CITED : 6 SYNONYMS/TRADE NAMES : * Cobalt nitroprusside * Cobalt nitrosopentacyanoferrate(3) *** 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 : 147 mg/kg TOXIC EFFECTS : Cardiac - other changes Vascular - BP lowering not characterized in autonomic section Vascular - regional or general arteriolar or venous dilation REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 172,487,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 15 mg/kg TOXIC EFFECTS : Cardiac - other changes Vascular - BP lowering not characterized in autonomic section Vascular - regional or general arteriolar or venous dilation REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 172,487,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 74 mg/kg TOXIC EFFECTS : Cardiac - other changes Vascular - BP lowering not characterized in autonomic section Vascular - regional or general arteriolar or venous dilation REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 172,487,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 10700 ug/kg TOXIC EFFECTS : Cardiac - other changes Vascular - BP lowering not characterized in autonomic section Vascular - regional or general arteriolar or venous dilation REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 172,487,1968 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 9400 ug/kg TOXIC EFFECTS : Vascular - BP lowering not characterized in autonomic section REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 172,487,1968 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO COBALT METAL, dust and fume-air:10H TWA 0.05 mg/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 *** END OF RECORD ***