*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : WB5950000
CHEMICAL NAME           : Sodium hypophosphite
CAS REGISTRY NUMBER     : 7681-53-0
LAST UPDATED            : 199710
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : H2-O2-P.Na
MOLECULAR WEIGHT        : 87.98
WISWESSER LINE NOTATION :  NA  P-H-Q2
SYNONYMS/TRADE NAMES :
   * Natriumhypophosphit
 
                       *** 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           : 1584 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
   (Paris, France)  V.1-261, 1835-1965.  For publisher information, see CRASEV.
    Volume(issue)/page/year: 257,791,1963
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 50 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig,
   Ger. Dem. Rep.)  Volume(issue)/page/year: 4,1289,1935

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - A1360
       No. of Facilities: 581 (estimated)
       No. of Industries: 15
       No. of Occupations: 16
       No. of Employees: 5998 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - A1360
       No. of Facilities: 1631 (estimated)
       No. of Industries: 26
       No. of Occupations: 42
       No. of Employees: 33473 (estimated)
       No. of Female Employees: 7990 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***