*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : VF8040000
CHEMICAL NAME           : Refractory ceramic, kaolin fiber
LAST UPDATED            : 199607
DATA ITEMS CITED        : 4
COMPOUND DESCRIPTOR     : Tumorigen
SYNONYMS/TRADE NAMES :
   * RCF1
 
                       *** 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           : 16 mg/m3/6H/2Y-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - other changes
   Lungs, Thorax, or Respiration - changes in lung weight
REFERENCE :
   INHTE5 Inhalation Toxicology.  (Hemisphere Publishing Corp., c/o Taylor &
   Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007)  V.1-    1989-
   Volume(issue)/page/year: 7,469,1995
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 30 mg/m3/6H/2Y-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   EPASR* United States Environmental Protection Agency, Office of Pesticides
   and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW,
   Washington, DC 20460)  History unknown.  Volume(issue)/page/year:
   8EHQ-0491-0553S
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 30 mg/m3/6H/78W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   INHTE5 Inhalation Toxicology.  (Hemisphere Publishing Corp., c/o Taylor &
   Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007)  V.1-    1989-
   Volume(issue)/page/year: 7,503,1995
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 30 mg/m3/6H/2Y-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   INHTE5 Inhalation Toxicology.  (Hemisphere Publishing Corp., c/o Taylor &
   Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007)  V.1-    1989-
   Volume(issue)/page/year: 7,425,1995
 
                            *** END OF RECORD ***