*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ZG2275000
CHEMICAL NAME           : Ytterbium citrate
CAS REGISTRY NUMBER     : 38710-43-9
LAST UPDATED            : 197902
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C6-H8-O7.xYb
MOLECULAR WEIGHT        : 1403.42
WISWESSER LINE NOTATION : OV1XO&VO&1VO &-YB-
SYNONYMS/TRADE NAMES :
   * 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ytterbium salt
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 143 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - pleural effusion
   Liver - hepatitis (hepatocellular necrosis), diffuse
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   5,437,1962
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 69 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - pleural effusion
   Liver - hepatitis (hepatocellular necrosis), diffuse
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   5,437,1962
 
                            *** END OF RECORD ***