*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NS1400000
CHEMICAL NAME           : Isonicotinic acid, 2,6-dihydroxy-
CAS REGISTRY NUMBER     : 99-11-6
LAST UPDATED            : 199710
DATA ITEMS CITED        : 7
MOLECULAR FORMULA       : C6-H5-N-O4
MOLECULAR WEIGHT        : 155.12
WISWESSER LINE NOTATION : T6NJ BQ DVQ FQ
SYNONYMS/TRADE NAMES :
   * Citrazinic acid
   * 2,6-Dihydroxy-4-carboxypyridine
   * 2,6-Dihydroxyisonicotinic acid
   * Isonicotinic acid, 1,2-dihydro-6-hydroxy-2-oxo-
   * Kyselina citrazinova
   * 4-Pyridinecarboxylic acid, 1,2-dihydro-6-hydroxy-2-oxo-
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >3200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KODAK* Kodak Company Reports.  (343 State St., Rochester, NY 14650)
   Volume(issue)/page/year: 21MAY1971
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KODAK* Kodak Company Reports.  (343 State St., Rochester, NY 14650)
   Volume(issue)/page/year: 21MAY1971
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : >20 mL/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KODAK* Kodak Company Reports.  (343 State St., Rochester, NY 14650)
   Volume(issue)/page/year: 21MAY1971

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - T1498
       No. of Facilities: 43 (estimated)
       No. of Industries: 2
       No. of Occupations: 3
       No. of Employees: 255 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - T1498
       No. of Facilities: 6 (estimated)
       No. of Industries: 2
       No. of Occupations: 1
       No. of Employees: 34 (estimated)
       No. of Female Employees: 3 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***