*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TL6809000
CHEMICAL NAME           : 1-Piperazineethanesulfonic acid, 4-(2-hydroxyethyl)-
CAS REGISTRY NUMBER     : 7365-45-9
BEILSTEIN REFERENCE NO. : 0883043
REFERENCE               : 5-23-02-00379 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C8-H18-N2-O4-S
MOLECULAR WEIGHT        : 238.34
SYNONYMS/TRADE NAMES :
   * Hepes
   * 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - quail
DOSE/DURATION           : >316 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EESADV Ecotoxicology and Environmental Safety.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802)  V.1-    1977-  Volume(issue)/page/year:
   6,149,1982

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X9468
       No. of Facilities: 239 (estimated)
       No. of Industries: 2
       No. of Occupations: 7
       No. of Employees: 3025 (estimated)
       No. of Female Employees: 2233 (estimated)

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

 
                            *** END OF RECORD ***