*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : CR2000000
CHEMICAL NAME           : Basic magnesium sulfate, fiber
SUBSTANCE DEFINITION :
   Man-made fiber with fiber dimension = 0.45 um, length = 22.4 um
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 54,52,1991
LAST UPDATED            : 199506
DATA ITEMS CITED        : 1
COMPOUND DESCRIPTOR     : Tumorigen
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intratracheal
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 125 mg/kg/5W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Kidney, Ureter, Bladder - Kidney tumors
   Endocrine - adrenal cortex tumors
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 54,52,1991
 
                            *** END OF RECORD ***