*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : LK1755000
CHEMICAL NAME           : Ferrotremolite
CAS REGISTRY NUMBER     : 15669-07-5
LAST UPDATED            : 199412
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : Ca2-Fe5-H2-O24-Si8
MOLECULAR WEIGHT        : 970.15
COMPOUND DESCRIPTOR     : Tumorigen
SYNONYMS/TRADE NAMES :
   * Ferroactinolite
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intrapleural
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 80 mg/kg
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   TOLED5 Toxicology Letters.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1977-  Volume(issue)/page/year: 13,143,1982
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intratracheal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 24 mg/kg/12W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   TOLED5 Toxicology Letters.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1977-  Volume(issue)/page/year: 13,143,1982

                          *** STATUS IN U.S. ***
 
   NIOSH Analytical Method, 1994: Asbestos (bulk) by PLM, 9002; by PCM, 7400;
   by TEM, 7402

 
                            *** END OF RECORD ***