*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QE3479500 CHEMICAL NAME : 4-Morpholineethanesulfonic acid CAS REGISTRY NUMBER : 4432-31-9 BEILSTEIN REFERENCE NO. : 0141319 REFERENCE : 4-27-00-00370 (Beilstein Handbook Reference) LAST UPDATED : 199706 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C6-H13-N-O4-S MOLECULAR WEIGHT : 195.26 SYNONYMS/TRADE NAMES : * MES (buffering agent) * Morpholinoethanesulfonic acid * 2-Morpholinoethanesulfonic acid *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - quail DOSE/DURATION : >316 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6845 No. of Facilities: 257 (estimated) No. of Industries: 1 No. of Occupations: 6 No. of Employees: 5949 (estimated) No. of Female Employees: 4797 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***