*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : GG2900000
CHEMICAL NAME           : Cobalt(III) oxide
CAS REGISTRY NUMBER     : 1308-04-9
LAST UPDATED            : 199701
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : Co2-O3
MOLECULAR WEIGHT        : 165.86
WISWESSER LINE NOTATION : .CO2.O3
COMPOUND DESCRIPTOR     : Tumorigen
SYNONYMS/TRADE NAMES :
   * C.I. 77323
   * Cobaltic oxide
   * Cobalt oxide
   * Cobalt(3+) oxide
   * Cobalt peroxide
   * Cobalt sesqioxide
   * Cobalt sesquioxide
   * Cobalt trioxide
   * Dicobalt oxide
   * Dicobalt trioxide
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 5 gm/kg
TOXIC EFFECTS :
   Vascular - regional or general arteriolar or venous dilation
   Liver - other changes
   Blood - other changes
REFERENCE :
   INMEAF Industrial Medicine.  (Chicago, IL)  V.1-18, 1932-49.  For publisher
   information, see IOHSA5.  Volume(issue)/page/year: 15,482,1946
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2064 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ZVKOA6 Zhurnal Vsesoyuznogo Khimicheskogo Obshchestva im. D.I. Mendeleeva.
   Journal of the D.I. Mendeleeva All-Union Chemical Society.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.5-    1960-
   Volume(issue)/page/year: 19,186,1974

                              *** REVIEWS ***
 
   IARC Cancer Review:Human Inadequate Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 52,363,1991

   IARC Cancer Review:Group 2B
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 52,363,1991

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 0.5 mg/m3 JAN 1993

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

 
                            *** END OF RECORD ***