*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NM7263000
CHEMICAL NAME           : Ink
SUBSTANCE DEFINITION :
   A complex mixture of carbon black in a mineral oil vehicle with various
   other petroleum-based additives
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-
LAST UPDATED            : 199712
DATA ITEMS CITED        : 3
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
SYNONYMS/TRADE NAMES :
   * Black newsprint ink
 
                       *** HEALTH HAZARD DATA ***
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 20800 uL/kg/13W-I
TOXIC EFFECTS :
   Liver - changes in liver weight
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NIH-92-3340
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 6666 ug/plate
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NIH-92-3340

                          *** STATUS IN U.S. ***
 
   NTP Toxicity studies, RPT# TOX-17, October 1997

 
                            *** END OF RECORD ***