*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XF7700000
CHEMICAL NAME           : 1H-Tetrazole-5-thiol, 1-phenyl-
CAS REGISTRY NUMBER     : 86-93-1
LAST UPDATED            : 199701
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C7-H6-N4-S
MOLECULAR WEIGHT        : 178.23
WISWESSER LINE NOTATION : T5NNNNJ AR& ESH
SYNONYMS/TRADE NAMES :
   * Mercaptophenyltetrazole
   * 5-Mercapto-1-phenyltetrazole
   * Phenylmercaptotetrazole
   * 1-Phenyl-5-mercaptotetrazole
   * 1-Phenyl-5-mercapto-1,2,3,4-tetrazole
   * 1-Phenyltetrazole-5-thiol
 
                       *** 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           : 1750 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: 24(1),55,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 250 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD691-490

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - M1232
       No. of Facilities: 18 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 72 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - M1232
       No. of Facilities: 4468 (estimated)
       No. of Industries: 24
       No. of Occupations: 22
       No. of Employees: 26699 (estimated)
       No. of Female Employees: 12225 (estimated)

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

 
                            *** END OF RECORD ***