*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : KO4200000
CHEMICAL NAME           : Ether, trichlorophenyl
CAS REGISTRY NUMBER     : 31242-93-0
OTHER CAS REGISTRY NOS. : 55720-99-5
LAST UPDATED            : 199712
DATA ITEMS CITED        : 21
MOLECULAR FORMULA       : C12-H4-Cl6-O
MOLECULAR WEIGHT        : 376.86
WISWESSER LINE NOTATION : GR XG XOR XG
SYNONYMS/TRADE NAMES :
   * Benzene, 1,1'-oxybis-, hexachloro deriv.
   * Chlorinated diphenyl oxide
   * Ether, hexachlorophenyl
   * Hexachlorodiphenyl ether
   * Hexachloro diphenyl oxide
   * Phenyl ether, hexachloro deriv.
   * Trichloro diphenyl ether
   * Trichloro diphenyl oxide
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD - Lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCNSA6 National Academy of Sciences, National Research Council,
   Chemical-Biological Coordination Center, Review.  (Washington, DC)
   Volume(issue)/page/year: 5,16,1953
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 20 mg/kg/28D-I
TOXIC EFFECTS :
   Liver - other changes
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: 0TS0520721

                              *** REVIEWS ***
 
   ACGIH TLV-TWA 0.5 mg/m3
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   MSHA STANDARD-air:TWA 0.5 mg/m3
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year: 3,45,1971

   OSHA PEL (Gen Indu):8H TWA 0.5 mg/m3
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1910.1000,1994

   OSHA PEL (Construc):8H TWA 0.5 mg/m3
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1926.55,1994

   OSHA PEL (Shipyard):8H TWA 0.5 mg/m3
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1915.1000,1993

   OSHA PEL (Fed Cont):8H TWA 0.5 mg/m3
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   41,50-204.50,1994

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-AUSTRALIA:TWA 0.5 mg/m3;STEL 2 mg/m3 JAN 1993
   
   OEL-AUSTRIA:TWA 0.5 mg/m3;Skin JAN 1993
   
   OEL-BELGIUM:TWA 0.5 mg/m3;STEL 2 mg/m3 JAN 1993
   
   OEL-FINLAND:TWA 0.5 mg/m3;STEL 1.5 mg/m3;Skin JAN 1993
   
   OEL-GERMANY:TWA 0.5 mg/m3;Skin JAN 1993
   
   OEL-THE NETHERLANDS:TWA 0.5 mg/m3 JAN 1993
   
   OEL-THE PHILIPPINES:TWA 0.5 mg/m3 JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO CHLORINATED DIPHENYL OXIDE-air:10H TWA 0.5 mg/m3
REFERENCE :
   NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
   Health, Education, and Welfare, Reports and Memoranda.
   Volume(issue)/page/year: DHHS #92-100,1992

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NIOSH Analytical Method, 1994: Chlorinated diphenyl oxide, 5025

 
                            *** END OF RECORD ***