*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : GB6400000 CHEMICAL NAME : Chromium oxide CAS REGISTRY NUMBER : 12018-01-8 LAST UPDATED : 199710 DATA ITEMS CITED : 4 MOLECULAR FORMULA : Cr-O2 MOLECULAR WEIGHT : 84.00 SYNONYMS/TRADE NAMES : * Accrox C * Accrox R * Chromium(IV) dioxide *** HEALTH HAZARD DATA *** ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TCLo - Lowest published toxic concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 25 mg/m3/6H/2Y-I TOXIC EFFECTS : Lungs, Thorax, or Respiration - other changes Lungs, Thorax, or Respiration - changes in lung weight REFERENCE : FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 10,125,1988 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4491 No. of Facilities: 28 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 1023 (estimated) No. of Female Employees: 749 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***