*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DD1752100
CHEMICAL NAME           : Benzidine, N,N,N',N'-tetramethyl-
CAS REGISTRY NUMBER     : 366-29-0
LAST UPDATED            : 199701
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C16-H20-N2
MOLECULAR WEIGHT        : 240.38
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * (1,1'-Biphenyl)-4,4'-diamine, N,N,N',N'-tetramethyl-
   * 4,4'-Bis(N,N-dimethylamino)biphenyl
   * N,N,N',N'-Tetramethylbenzidine
   * N,N,N',N'-Tetramethyl-p,p'-benzidine
 
                       *** HEALTH HAZARD DATA ***
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 10 nmol/plate
REFERENCE :
   EMMUEG Environmental and Molecular Mutagenesis.  (Alan R. Liss, Inc., 41 E.
   11th St., New York, NY 10003)  V.10-    1987-  Volume(issue)/page/year:
   10,263,1987

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X8275
       No. of Facilities: 10 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 21 (estimated)
       No. of Female Employees: 21 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Negative: Histidine reversion-Ames test
   
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***