*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QJ6600000
CHEMICAL NAME           : 2,7-Naphthalenedisulfonic acid,
                          3-hydroxy-4-((2-sulfo-4-((4-sulfophenyl)azo)phenyl)az
                          o)-, tetrasodium salt
CAS REGISTRY NUMBER     : 6226-79-5
LAST UPDATED            : 199701
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C22-H16-N4-O13-S4.4Na
MOLECULAR WEIGHT        : 764.62
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * C.I. Acid Red 112
   * C.I. Acid Red 112, tetrasodium salt
   * Ponceau Red S
   * Ponceau S
   * Ponceau S Extra

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 84017
       No. of Facilities: 217 (estimated)
       No. of Industries: 1
       No. of Occupations: 2
       No. of Employees: 608 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X1216
       No. of Facilities: 8 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 182 (estimated)
       No. of Female Employees: 132 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 84017
       No. of Facilities: 306 (estimated)
       No. of Industries: 1
       No. of Occupations: 4
       No. of Employees: 4905 (estimated)
       No. of Female Employees: 3943 (estimated)

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

 
                            *** END OF RECORD ***