*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YO7700000
CHEMICAL NAME           : Tungsten carbide, mixed with cobalt and titanium
                          (78%:14%:8%)
CAS REGISTRY NUMBER     : 37329-49-0
LAST UPDATED            : 199709
DATA ITEMS CITED        : 2
WISWESSER LINE NOTATION : .WO..C 78 &.CO 14 &.TI 8
SYNONYMS/TRADE NAMES :
   * T14K8
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intratracheal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 75 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: AEC-TR-6710

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

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO CEMENTED TUNGSTEN CARBIDE-air:10H TWA 0.1 mg(Co)/m3
REFERENCE :
   NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
   Health, Education, and Welfare, Reports and Memoranda.
   Volume(issue)/page/year: DHHS #92-100,1992

 
                            *** END OF RECORD ***