*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DC1980000 CHEMICAL NAME : 1,2,4-Benzenetricarboxylic acid CAS REGISTRY NUMBER : 528-44-9 BEILSTEIN REFERENCE NO. : 2214815 REFERENCE : 4-09-00-03746 (Beilstein Handbook Reference) LAST UPDATED : 199709 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C9-H6-O6 MOLECULAR WEIGHT : 210.15 WISWESSER LINE NOTATION : QVR BVQ DVQ SYNONYMS/TRADE NAMES : * 1,3,4-Benzenetricarboxylic acid * 1,4,5-Benzenetricarboxylic acid * 4-Carboxyphthalic acid * 1,2,4-Tricarboxybenzene * Trimellitic acid *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 18(7),57,1974 *** REVIEWS *** TOXICOLOGY REVIEW BPCT** Progress Report from the Environmental Protection Agency to NIOSH on Benzenepolycarboxylates, 1974 Volume(issue)/page/year: -,183,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83703 No. of Facilities: 82 (estimated) No. of Industries: 3 No. of Occupations: 4 No. of Employees: 1278 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***