*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ZE2190000
CHEMICAL NAME           : Xylene (mixed)
SUBSTANCE DEFINITION :
   Composition is nonaromatics .07%, toluene .14%, ethyl benzene 19.27%,
   p-xylene 7.84%, m-xylene 65.01%, o-xylene 7.63%, C9 and aromatics .04%
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-
LAST UPDATED            : 199506
DATA ITEMS CITED        : 4
SYNONYMS/TRADE NAMES :
   * Amsco
   * Aromatic hydrocarbons, mixed
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 6700 ppm/4H
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   33,543,1975
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 50 gm/m3
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single
   Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects,
   GKNT, 1982  Volume(issue)/page/year: -,120,1982
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Mammal - cat
DOSE/DURATION           : 9500 ppm/2H
TOXIC EFFECTS :
   Behavioral - general anesthetic
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   33,543,1975
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1000 ppm/18H/61D-I
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   PHTOEH Pharmacology and Toxicology (Copenhagen).  (Munksgaard International
   Pub., POB 2148, DK-1016 Copenhagen K, Denmark)  V.60-    1987-
   Volume(issue)/page/year: 74,124,1994
 
                            *** END OF RECORD ***