*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XF3902000
CHEMICAL NAME           : Tetrasiloxane, 1,1,3,3,5,5,7,7-octamethyl-
CAS REGISTRY NUMBER     : 1000-05-1
LAST UPDATED            : 199701
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C8-H26-O2-Si4
MOLECULAR WEIGHT        : 266.70
SYNONYMS/TRADE NAMES :
   * Octamethyltetrasiloxane
   * 1,1,3,3,5,5,7,7-Octamethyltetrasiloxane
 
                       *** HEALTH HAZARD DATA ***
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 9 gm/m3/6H/4W-I
TOXIC EFFECTS :
   Liver - other changes
   Liver - changes in liver weight
REFERENCE :
   TOXID9 Toxicologist.  (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
   Akron, OH 44311) V.1-    1981-  Volume(issue)/page/year: 15,182,1995

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

 
                            *** END OF RECORD ***