*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ZE4055000
CHEMICAL NAME           : Xylene, alpha,alpha'-dichloro-
CAS REGISTRY NUMBER     : 28347-13-9
LAST UPDATED            : 199701
DATA ITEMS CITED        : 8
MOLECULAR FORMULA       : C8-H8-Cl2
MOLECULAR WEIGHT        : 175.06
SYNONYMS/TRADE NAMES :
   * Benzene, bis(chloromethyl)-
   * Bis(chloromethyl)benzene
   * Dichloroxylylene
   * alpha,alpha'-Dichloroxylene
   * Xylylene chloride
   * Xylylene dichloride
 
                       *** 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           : 1 gm/kg
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: -,26,1982
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 200 mg/m3/4H
TOXIC EFFECTS :
   Behavioral - excitement
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 10(9),36,1966
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 467 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - muscle weakness
   Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 10(9),36,1966
 
TYPE OF TEST            : LC75 - Lethal Concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 75 mg/m3/2H
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: -,26,1982
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4312 mg/kg/6W-I
TOXIC EFFECTS :
   Related to Chronic Data - death
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 10(9),36,1966
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1500 ug/m3/4H/3W-I
TOXIC EFFECTS :
   Cardiac - other changes
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - cytochrome oxidases (including oxidative phosphorylation)
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - dehydrogenases
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 10(9),36,1966

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 1 mg/m3 JAN 1993

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

 
                            *** END OF RECORD ***