*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TS7200000 CHEMICAL NAME : Potassium bisulfate CAS REGISTRY NUMBER : 7646-93-7 LAST UPDATED : 199710 DATA ITEMS CITED : 6 MOLECULAR FORMULA : H-O4-S.K MOLECULAR WEIGHT : 136.17 WISWESSER LINE NOTATION : .KA..S-O3-Q SYNONYMS/TRADE NAMES : * Acid potassium sulfate * Monopotassium sulfate * Potassium acid sulfate * Potassium bisulphate * Potassium sulfate * Sal enixum * Sulfuric acid, monopotassium 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 : 2340 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : MarJV# Personal Communication from J.V. Marhold, VUOS, 539-18, Pardubice, Czechoslavakia, Mar. 29, 1977 Volume(issue)/page/year: 29MAR1977 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81948 No. of Facilities: 875 (estimated) No. of Industries: 6 No. of Occupations: 8 No. of Employees: 1243 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81948 No. of Facilities: 258 (estimated) No. of Industries: 9 No. of Occupations: 14 No. of Employees: 4720 (estimated) No. of Female Employees: 2337 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***