*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QU0450000
CHEMICAL NAME           : Niobium hydroxide
CAS REGISTRY NUMBER     : 12710-38-2
LAST UPDATED            : 199403
DATA ITEMS CITED        : 2
 
                       *** HEALTH HAZARD DATA ***
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1820 mg/kg/13W-I
TOXIC EFFECTS :
   Cardiac - other changes
   Kidney, Ureter, Bladder - other changes
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 40(6),8,1975
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1365 ug/kg/39W-I
TOXIC EFFECTS :
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 40(6),8,1975
 
                            *** END OF RECORD ***