*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ZF6610000
CHEMICAL NAME           : Yeast extract
CAS REGISTRY NUMBER     : 8013-01-2
LAST UPDATED            : 199701
DATA ITEMS CITED        : 3
COMPOUND DESCRIPTOR     : Natural Product
SYNONYMS/TRADE NAMES :
   * Yeast, ext.
 
                       *** 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           : 4500 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   TOIZAG Toho Igakkai Zasshi.  Journal of Medical Society of Toho University.
   (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
   Japan)  V.1-    1954-  Volume(issue)/page/year: 23,295,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >8 gm/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   TOIZAG Toho Igakkai Zasshi.  Journal of Medical Society of Toho University.
   (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
   Japan)  V.1-    1954-  Volume(issue)/page/year: 23,295,1976

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

 
                            *** END OF RECORD ***