*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : WW2700000
CHEMICAL NAME           : Talc, containing asbestos fibers
LAST UPDATED            : 199510
DATA ITEMS CITED        : 18
MOLECULAR FORMULA       : H2-O3-Si.3/4Mg
MOLECULAR WEIGHT        : 96.33
COMPOUND DESCRIPTOR     : Tumorigen
SYNONYMS/TRADE NAMES :
   * Silicates: talc, containing asbestos
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   JJIND8 JNCI, Journal of the National Cancer Institute.  (Washington, DC)
   V.61-79, 1978-87. For publisher information, see JNCIEQ.
   Volume(issue)/page/year: 67,965,1981

                              *** REVIEWS ***
 
   IARC Cancer Review:Human Sufficient 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: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:Group 1
   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 (Shipyard):8H TWA 0.2 f/cc, fibrous
   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/(%SiO2+2)
   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

   OSHA-CANCER AND LUNG DISEASE HAZARD
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1910.1001,1992

                    *** 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 asbestos)-air:CA 100000 fb/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

 
                            *** END OF RECORD ***