*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QJ6180000
CHEMICAL NAME           : 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
CAS REGISTRY NUMBER     : 90-20-0
BEILSTEIN REFERENCE NO. : 2225829
REFERENCE               : 4-14-00-02824 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C10-H9-N-O7-S2
MOLECULAR WEIGHT        : 319.32
WISWESSER LINE NOTATION : L66J BZ DSWQ HSWQ JQ
COMPOUND DESCRIPTOR     : Primary Irritant
SYNONYMS/TRADE NAMES :
   * 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid
   * C.I. 35570
   * H acid
   * Kyselina 1-amino-8-naftol-3,6-disulfonova
   * Kyselina 8-amino-1-naftol-3,6-disulfonova
   * Kyselina H
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 500 mg/24H
REACTION SEVERITY       : Mild
REFERENCE :
   85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
   Prague, Czechoslovakia, Avicenum, 1986  Volume(issue)/page/year: -,1058,1986

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X4161
       No. of Facilities: 25 (estimated)
       No. of Industries: 1
       No. of Occupations: 2
       No. of Employees: 737 (estimated)

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

 
                            *** END OF RECORD ***