*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YR2400000
CHEMICAL NAME           : Uranic acid, diammonium salt
CAS REGISTRY NUMBER     : 7783-22-4
LAST UPDATED            : 199701
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : H8-N2.O7-U2
MOLECULAR WEIGHT        : 624.10
SYNONYMS/TRADE NAMES :
   * Ammonium diuranate
   * Ammonium uranate
   * Diammonium diuranate
   * Diammonium diuranium pentaoxide
   * Uranate, diammonium
   * Yellowcake
 
                       *** 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           : 36 mg/m3/4H/6W-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis)
   Kidney, Ureter, Bladder - other changes in urine composition
   Blood - changes in leukocyte (WBC) count
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 31(12),22,1966

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***