*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : SZ8560500
CHEMICAL NAME           : Phosphonic acid,
                          (1,6-hexanediylbis(nitrilobis(methylene)))tetrakis-,
                          potassium salt
CAS REGISTRY NUMBER     : 38820-59-6
LAST UPDATED            : 199701
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C10-H28-N2-O12-P4.xK
MOLECULAR WEIGHT        : 765.98
SYNONYMS/TRADE NAMES :
   * Dequest 2054
   * Dequest 2054 deflocculant and sequestrant
   * (1,6-Hexanediylbis(nitrilobis(methylene)))tetrakisphosphonic acid  
   potassium salt
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10 gm/kg
TOXIC EFFECTS :
   Behavioral - food intake (animal)
   Liver - other changes
   Blood - other changes
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: 1,100,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >7940 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: 1,100,1990

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X2360
       No. of Facilities: 173 (estimated)
       No. of Industries: 8
       No. of Occupations: 6
       No. of Employees: 1552 (estimated)
       No. of Female Employees: 241 (estimated)

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

 
                            *** END OF RECORD ***