CHEMICAL IDENTIFICATION - RTECS NUMBER :
- WW2710000
- CHEMICAL NAME :
- Talc (powder), containing no asbestos fibers
- CAS REGISTRY NUMBER :
- 14807-96-6
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 31
- MOLECULAR FORMULA :
- H2-03-Si.3/4Mg
- MOLECULAR WEIGHT :
- 96.33
- WISWESSER LINE NOTATION :
- .MG4.SI-O3*3
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Human
- REFERENCE :
- 85DKA8 "Cutaneous Toxicity, Proceedings of the 3rd Conference, 1976," Drill, V.A., and P. Lazar, eds., New York, Academic Press, Inc. 1977 Volume(issue)/page/year: -,127,1977 ** TUMORIGENIC DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 18 mg/m3/6H/2Y-I
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Lungs, Thorax, or Respiration - bronchiogenic carcinoma Endocrine - tumors
- REFERENCE :
- NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-421,1993
- TYPE OF TEST :
- TC - Toxic concentration (other than lowest)
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 11 mg/m3/1Y-I
- REFERENCE :
- 43GRAK "Dusts and Disease, Proceedings of the Conference on Occupational Exposures to Fibrous and Particulate Dust and Their Extension into the Environment, 1977," Lemen, R., and J.M. Dement, eds., Park Forest South, IL, Pathotox Pub., 1979 Volume(issue)/page/year: -,389,1979 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen 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 ACGIH TLV-TWA 2 mg/m3, total dust 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 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 42,185,1987 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 42,185,1987 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,349,1987 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 20 mppcf, respirable dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 20 mppcf, respirable dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 20 mppcf CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 20 mppcf, respirable dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 2.5 mg/m3 JAN 1993 OEL-BELGIUM:TWA 2 mg/m3 JAN 1993 OEL-FINLAND:TWA 5 mg/m3 JAN 1993 OEL-GERMANY:TWA 2 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 10 mg/m3 (total dust) JAN 1993 OEL-SWITZERLAND:TWA 2 mg/m3 (resp. dust) JAN 1993 OEL-UNITED KINGDOM:TWA 1 mg/m3 (resp. dust) JAN 1993 OEL-UNITED KINGDOM:TWA 10 mg/m3 (total dust) 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 TALC (containing no asbestos)-air:10H 2 mg/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: PHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 71055 No. of Facilities: 38349 (estimated) No. of Industries: 243 No. of Occupations: 149 No. of Employees: 527353 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9093 No. of Facilities: 273 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 4245 (estimated) No. of Female Employees: 590 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 71055 No. of Facilities: 82650 (estimated) No. of Industries: 313 No. of Occupations: 192 No. of Employees: 1367384 (estimated) No. of Female Employees: 348973 (estimated)
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