*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TC2700000 CHEMICAL NAME : Phosphoric acid, dimethyl ester CAS REGISTRY NUMBER : 813-78-5 BEILSTEIN REFERENCE NO. : 1702242 REFERENCE : 4-01-00-01259 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C2-H7-O4-P MOLECULAR WEIGHT : 126.06 SYNONYMS/TRADE NAMES : * Dimethyl hydrogen phosphate * O,O-Dimethyl hydrogen phosphate * Dimethyl phosphate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 8714 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: 50(3),57,1985 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M4722 No. of Facilities: 77 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 268 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***