*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TB8530000
CHEMICAL NAME           : Phosphoric acid, calcium salt (2:1), monohydrate
CAS REGISTRY NUMBER     : 10031-30-8
LAST UPDATED            : 199507
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : H4-O8-P2.Ca.H2O
MOLECULAR WEIGHT        : 236.08
SYNONYMS/TRADE NAMES :
   * Calcium superphosphate
   * Monocalcium phosphate monohydrate
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 17500 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
   (usually neuromuscular blockage)
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 31(12),53,1987
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 15250 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
   (usually neuromuscular blockage)
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 31(12),53,1987
 
TYPE OF TEST            : LD - Lethal dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >300 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
   Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128)  V.1-
   1990-  Volume(issue)/page/year: 1,47,1990
 
                            *** END OF RECORD ***