*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UK4920000
CHEMICAL NAME           : Propyne, mixed with propadiene
CAS REGISTRY NUMBER     : 59355-75-8
LAST UPDATED            : 199712
DATA ITEMS CITED        : 17
SYNONYMS/TRADE NAMES :
   * MAPP
   * Methyl acetylene - propadiene mixture
   * Methyl acetylene-propadiene mixture
   * Propyne-allene mixture

                              *** REVIEWS ***
 
   ACGIH TLV-STEL 2050 mg/m3 (1250 ppm)
   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

   ACGIH TLV-TWA 1640 mg/m3 (1000 ppm)
   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 1000 ppm (1800 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:
   3,154,1971

   OSHA PEL (Gen Indu):8H TWA 1000 ppm (1800 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 1000 ppm (1800 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 1000 ppm (1800 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 1000 ppm (1800 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 1000 ppm (1800 mg/m3);STEL 1250 ppm JAN 1993
   
   OEL-BELGIUM:TWA 1000 ppm (1640 mg/m3);STEL 1250 ppm (2050 mg/m3) JAN 1993
   
   OEL-DENMARK:TWA 1000 ppm (1800 mg/m3) JAN 1993
   
   OEL-FINLAND:TWA 1000 ppm (1800 mg/m3);STEL 1250 ppm (2250 mg/m3) JAN 1993
   
   OEL-THE NETHERLANDS:TWA 1000 ppm (1800 mg/m3) JAN 1993
   
   OEL-THE PHILIPPINES:TWA 1000 ppm (1800 mg/m3) JAN 1993
   
   OEL-SWITZERLAND:TWA 1000 ppm (1800 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 MAPP-air:10H TWA 1000 ppm;STEL 1250 ppm
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

 
                            *** END OF RECORD ***