*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TA0413000
CHEMICAL NAME           : Phosphonic acid, (2-(phosphonooxy)ethyl)-,
                          manganese(2+) salt (1:2), tetrahydrate
CAS REGISTRY NUMBER     : 71799-97-8
LAST UPDATED            : 199606
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C2-H4-O7-P2.2Mn.4H2-O
MOLECULAR WEIGHT        : 493.84
SYNONYMS/TRADE NAMES :
   * Manganese hydroxyethylidenediphosphonate tetrahydrate
   * (2-(Phosphonooxy)ethyl)phosphonic acid manganese(2+) salt (1:2)  
   tetrahydrate
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1125 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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: 23(8),44,1979
 
                            *** END OF RECORD ***