CAS 552-30-7|trimellitic anhydride

CHEMICAL IDENTIFICATION

RTECS NUMBER :

DC2050000

CHEMICAL NAME :

1,2,4-Benzenetricarboxylic acid 1,2-anhydride

CAS REGISTRY NUMBER :

552-30-7

BEILSTEIN REFERENCE NO. :

0009394

LAST UPDATED :

199712

DATA ITEMS CITED :

25

MOLECULAR FORMULA :

C9-H4-O5

MOLECULAR WEIGHT :

192.13

WISWESSER LINE NOTATION :

T56 BVOVJ GVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LC - Lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>7400 mg/m3/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,1642,1991

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1900 mg/kg

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - dyspnea

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

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

5600 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,1642,1991 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

258 ug/m3/6H/10D-I

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 87,67,1987 *** REVIEWS *** ACGIH TLV-CL 0.04 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 TOXICOLOGY REVIEW BPCT** Progress Report from the Environmental Protection Agency to NIOSH on Benzenepolycarboxylates, 1974 Volume(issue)/page/year: -,183,1974 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.005 ppm (0.059 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.1 mg/m3 JAN 1993 OEL-FRANCE:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-GERMANY:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.004 ppm (0.04 mg/m3) JAN 1993 OEL-RUSSIA:STEL 0.1 mg/m3 JAN 1993 OEL-SWEDEN:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 0.005 ppm (0.04 mg/m3);STEL 0.01 ppm JAN 1993 OEL-UNITED KINGDOM:TWA 0.04 mg/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO TRIMELLITIC ANHYDRIDE-air:10H TWA 0.005 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83588 No. of Facilities: 196 (estimated) No. of Industries: 8 No. of Occupations: 31 No. of Employees: 11308 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83588 No. of Facilities: 358 (estimated) No. of Industries: 9 No. of Occupations: 13 No. of Employees: 17745 (estimated) No. of Female Employees: 5236 (estimated)

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