*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TH2450000 CHEMICAL NAME : Phosphorous acid, tris(2-ethylhexyl) ester, complex with mercury(II) chloride (1:1) CAS REGISTRY NUMBER : 63981-49-7 LAST UPDATED : 199207 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C24-H51-O3-P.Cl2-Hg MOLECULAR WEIGHT : 690.21 WISWESSER LINE NOTATION : 4Y2&1OPO1Y4&2&O1Y4&2 &G-HG-G SYNONYMS/TRADE NAMES : * Mercury(II) chloride complex with tris(2-ethylhexyl) phosphite *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 62500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 7,791,1955 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO MERCURY, ORGANO-air:TWA 0.01 mg/m3;STEL 0.03 mg/m3 (Sk) 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 ***