*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : PB2200000 CHEMICAL NAME : Methanesulfonic acid, hydroxy-, sodium salt CAS REGISTRY NUMBER : 870-72-4 OTHER CAS REGISTRY NOS. : 2053-10-3 2152-08-1 LAST UPDATED : 199710 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C-H3-O4-S.Na MOLECULAR WEIGHT : 134.09 WISWESSER LINE NOTATION : WSQ1Q &-NA- SYNONYMS/TRADE NAMES : * Formaldehyde sodium bisulfite * Formbis * Monosodium hydroxymethanesulfonate * Sodium formaldehyde bisulfite * Sodium hydroxymethanesulfonate * Sodium hydroxymethylsulfonate *** 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 : 3200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1541 No. of Facilities: 3759 (estimated) No. of Industries: 35 No. of Occupations: 19 No. of Employees: 13847 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1541 No. of Facilities: 12458 (estimated) No. of Industries: 56 No. of Occupations: 45 No. of Employees: 67397 (estimated) No. of Female Employees: 13233 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***