*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : FL0700000 CHEMICAL NAME : Cesium(I) nitrate (1:1) CAS REGISTRY NUMBER : 7789-18-6 LAST UPDATED : 199701 DATA ITEMS CITED : 7 MOLECULAR FORMULA : N-O3.Cs MOLECULAR WEIGHT : 194.92 WISWESSER LINE NOTATION : CS N-O3 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Nitric acid, cesium salt *** 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 : 2390 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : VAMNAQ Vestnik Akademii Meditsinskikh Nauk SSSR. Journal of the Academy of Medical Sciences of the USSR. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1946- Volume(issue)/page/year: (8),10,1978 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AIHOAX Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.1-2(3), 1950. For publisher information, see AEHLAU. Volume(issue)/page/year: 1,637,1950 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2300 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : VAMNAQ Vestnik Akademii Meditsinskikh Nauk SSSR. Journal of the Academy of Medical Sciences of the USSR. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1946- Volume(issue)/page/year: (8),10,1978 ** MUTATION DATA ** TYPE OF TEST : DNA repair TEST SYSTEM : Bacteria - Bacillus subtilis DOSE/DURATION : 5 mol/L REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 77,109,1980 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4166 No. of Facilities: 10 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 1572 (estimated) No. of Female Employees: 297 (estimated) *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: B subtilis rec assay EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***