*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : MX7820000
CHEMICAL NAME           : Hydroquinone, trimethyl-
CAS REGISTRY NUMBER     : 700-13-0
LAST UPDATED            : 199710
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C9-H12-O2
MOLECULAR WEIGHT        : 152.21
WISWESSER LINE NOTATION : QR DQ B1 C1 F1
COMPOUND DESCRIPTOR     : Reproductive Effector
SYNONYMS/TRADE NAMES :
   * 1,4-Benzenediol, 2,3,5-trimethyl-
   * psi-Cumohydroquinone
   * Pseudocumohydroquinone
   * 2,3,5-Trimethyl-1,4-benzenediol
   * Trimethylhydroquinone
   * 2,3,5-Trimethylhydroquinone
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 20 mg/kg
SEX/DURATION            : female 4 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - ovaries, fallopian tubes
   Reproductive - Maternal Effects - uterus, cervix, vagina
REFERENCE :
   JSICAZ Journal of Scientific and Industrial Research, Section C: Biological
   Sciences.  (New Delhi, India)  V.14-21, 1955-62.  For publisher information,
   see IJEBA6.  Volume(issue)/page/year: 19,264,1960

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 83814
       No. of Facilities: 21 (estimated)
       No. of Industries: 1
       No. of Occupations: 3
       No. of Employees: 705 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 83814
       No. of Facilities: 4 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 114 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***