*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : EI9275000
CHEMICAL NAME           : 1,3-Butadiene
CAS REGISTRY NUMBER     : 106-99-0
LAST UPDATED            : 199806
DATA ITEMS CITED        : 83
MOLECULAR FORMULA       : C4-H6
MOLECULAR WEIGHT        : 54.10
WISWESSER LINE NOTATION : 1U2U1
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Reproductive Effector
                          Human
SYNONYMS/TRADE NAMES :
   * Biethylene
   * Bivinyl
   * Butadieen
   * Buta-1,3-dieen
   * Butadien
   * Buta-1,3-dien
   * Buta-1,3-diene
   * 1,3-Butadiene
   * alpha,gamma-Butadiene
   * Butadiene
   * Divinyl
   * Erythrene
   * NCI-C50602
   * Pyrrolylene
   * Vinylethylene
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 2000 ppm/7H
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - effect, not otherwise specified
   Behavioral - hallucinations, distorted perceptions
REFERENCE :
   JIHTAB Journal of Industrial Hygiene and Toxicology.  (Cambridge, MA)
   V.18-31, 1936-49.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 26,69,1944
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 8000 ppm
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - visual field changes
   Sense Organs and Special Senses (Eye) - conjunctive irritation
   Lungs, Thorax, or Respiration - cough
REFERENCE :
   INMEAF Industrial Medicine.  (Chicago, IL)  V.1-18, 1932-49.  For publisher
   information, see IOHSA5.  Volume(issue)/page/year: 17,199,1948
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 5480 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
   Prague, Czechoslovakia, Avicenum, 1986  Volume(issue)/page/year: -,14,1986
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 285 gm/m3/4H
TOXIC EFFECTS :
   Behavioral - general anesthetic
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 31,162,1968
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 270 gm/m3/2H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   18,878,1969
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 25 pph/23M
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation)
   Behavioral - tremor
   Behavioral - muscle weakness
REFERENCE :
   JIHTAB Journal of Industrial Hygiene and Toxicology.  (Cambridge, MA)
   V.18-31, 1936-49.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 26,69,1944
 
                 ** 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/6H/13W-I
TOXIC EFFECTS :
   Liver - changes in liver weight
   Kidney, Ureter, Bladder - changes in bladder weight
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   32,1,1996
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1000 ppm/6H/1Y-I
TOXIC EFFECTS :
   Liver - changes in liver weight
   Related to Chronic Data - death
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   48,407,1987
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2200 mg/m3/4H/17W-I
TOXIC EFFECTS :
   Blood - leukopenia
   Biochemical - Metabolism (Intermediary) - lipids including transport
   Biochemical - Metabolism (Intermediary) - other proteins
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 31(12),18,1966
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1250 ppm/6H/14W-I
TOXIC EFFECTS :
   Related to Chronic Data - death
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-288,1984
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1250 ppm/6H/6W-I
TOXIC EFFECTS :
   Blood - normocytic anemia
   Blood - changes in bone marrow (not otherwise specified)
   Blood - changes in erythrocyte (RBC) count
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   85,450,1986
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1250 ppm/6H/24W-I
TOXIC EFFECTS :
   Blood - pigmented or nucleated red blood cells
   Blood - changes in erythrocyte (RBC) count
   Blood - changes in leukocyte (WBC) count
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   83,95,1986
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 100 mg/m3/4H/17W-I
TOXIC EFFECTS :
   Immunological Including Allergic - decrease in cellular immune response
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 31(12),18,1966
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 625 ppm/6H/61W
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Cardiac - tumors
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-288,1984
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 625 ppm/6H/13W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Sense Organs and Special Senses (Olfaction) - tumors
   Cardiac - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   50,6592,1990
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1000 ppm/6H/2Y-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Skin and Appendages - tumors
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   48,407,1987
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8000 ppm/6H/2Y-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Gastrointestinal - tumors
   Endocrine - thyroid tumors
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   48,407,1987
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8000 ppm/6H/15W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Endocrine - tumors
REFERENCE :
   EPASR* United States Environmental Protection Agency, Office of Pesticides
   and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW,
   Washington, DC 20460)  History unknown.  Volume(issue)/page/year:
   8EHQ-0482-0370
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 200 ppm/40W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Gastrointestinal - tumors
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 86,37,1990
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8000 ppm/6H/2Y-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Endocrine - thyroid tumors
   Skin and Appendages - tumors
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 86,19,1990
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 625 ppm/6H/65W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Sense Organs and Special Senses (Eye) - tumors
   Cardiac - tumors
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 86,27,1990
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 63 ppm/6H/2Y-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Vascular - tumors
   Liver - tumors
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-434,1993
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 8000 ppm/6H
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   EPASR* United States Environmental Protection Agency, Office of Pesticides
   and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW,
   Washington, DC 20460)  History unknown.  Volume(issue)/page/year:
   8EHQ-0382-0441
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 500 ppm/6H
SEX/DURATION            : male 5 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - testes, epididymis, sperm duct
   Reproductive - Effects on Embryo or Fetus - cytological changes (including
   somatic cell genetic material)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 397,55,1998
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 1000 ppm/6H
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Effects on Embryo or Fetus - extra-embryonic structures
   (e.g., placenta, umbilical cord)
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 86,79,1990
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 1000 ppm/6H
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Maternal Effects - uterus, cervix, vagina
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 86,79,1990
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 20 pph/20H (Continuous)
REFERENCE :
   TOERD9 Toxicological European Research.  (S.P.E., 10, Ave. de Messine, 75008
   Paris, France) V.1-    1978-  Volume(issue)/page/year: 3,131,1981
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 2 pph
REFERENCE :
   TOLED5 Toxicology Letters.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1977-  Volume(issue)/page/year: 6,125,1980
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 500 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 261,117,1991
 
TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 6250 ppb/6H/13W (Intermittent)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 209,171,1988
 
TYPE OF TEST            : Specific locus test
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 500 ppm/6H/5D (Continuous)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 309,307,1994
 
TYPE OF TEST            : DNA damage
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 125 ppm/6H (Continuous)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 397,67,1998
 
TYPE OF TEST            : DNA adduct
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 200 ppm/5D/6H (Continuous)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 397,3,1998
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 625 ppm/6H/10D (Intermittent)
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 9,235,1987
 
TYPE OF TEST            : Sister chromatid exchange
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 6250 ppb/6H/10D (Intermittent)
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 9,235,1987
 
TYPE OF TEST            : Dominant lethal test
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 1250 ppm/6H/10W (Intermittent)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 309,295,1994
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 20 pph
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 8(Suppl
   6),75,1986
 
TYPE OF TEST            : Mutation in mammalian somatic cells
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 625 ppm/6H/2W (Intermittent)
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 15,719,1994
 
TYPE OF TEST            : Sperm Morphology
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 130 ppm/5D/6H (Continuous)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 397,55,1998
 
TYPE OF TEST            : Heritable translocation test
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 500 ppm/6H/5D (Continuous)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 397,85,1998
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 25 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 263,47,1991

                              *** REVIEWS ***
 
   ACGIH TLV-Suspected human carcinogen
   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 4.4 mg/m3 (2 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

   IARC Cancer Review:Animal Sufficient Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 39,155,1986

   IARC Cancer Review:Animal SUFFICENT EVIDENCE
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 54,237,1992

   IARC Cancer Review:Human LIMITED EVIDENC
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 54,237,1992

   IARC Cancer Review:Human Inadequate Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 39,155,1986

   IARC Cancer Review:Group 2A
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 54,237,1992

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   MSHA STANDARD-air:TWA 1000 ppm (2200 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: 3,28,1971

   OSHA PEL (Gen Indu):8H TWA 1000 ppm (2200 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 (2200 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 (2200 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 (2200 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 10 ppm (22 mg/m3);Carcinogen JAN 1993
   
   OEL-BELGIUM:TWA 10 ppm (22 mg/m3);Carcinogen JAN 1993
   
   OEL-DENMARK:TWA 10 ppm (22 mg/m3);Carcinogen JAN 1993
   
   OEL-FINLAND:TWA 50 ppm (73 mg/m3);Carcinogen JAN 1993
   
   OEL-FRANCE:TWA 10 ppm (36 mg/m3) JAN 1993
   
   OEL-GERMANY;Carcinogen JAN 1993
   
   OEL-HUNGARY:STEL 10 mg/m3;Carcinogen JAN 1993
   
   OEL-THE NETHERLANDS:TWA 50 ppm (110 mg/m3) JAN 1993
   
   OEL-THE PHILIPPINES:TWA 1000 ppm (2200 mg/m3) JAN 1993
   
   OEL-POLAND:TWA 100 mg/m3 JAN 1993
   
   OEL-RUSSIA:STEL 100 mg/m3 JAN 1993
   
   OEL-SWEDEN:TWA 10 ppm (20 mg/m3);STEL 20 ppm (40 mg/m3);Carcinogen JAN 1993
   
   OEL-SWITZERLAND:TWA 5 ppm (11 mg/m3);Carcinogen JAN 1993
   
   OEL-TURKEY:TWA 1000 ppm (2200 mg/m3) JAN 1993
   
   OEL-UNITED KINGDOM:TWA 10 ppm (22 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 1,3-BUTADIENE-air:CA lowest feasible conc.
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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 13410
       No. of Facilities: 3086 (estimated)
       No. of Industries: 26
       No. of Occupations: 71
       No. of Employees: 66326 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 13410
       No. of Facilities: 2201 (estimated)
       No. of Industries: 20
       No. of Occupations: 34
       No. of Employees: 51971 (estimated)
       No. of Female Employees: 1410 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   On EPA IRIS database
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NIOSH CURRENT INTELLIGENCE BULLETIN 41, 1984
   
   NIOSH Analytical Method, 1994: 1,3-Butadiene, 1024
   
   NTP Carcinogenesis Studies (inhalation);clear evidence:mouse
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-288,84

   NTP Carcinogenesis studies (inhalation);clear evidence:mouse
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-434,93

   NTP 7th Annual Report on Carcinogens, 1992 : anticipated to be carcinogen
   
   OSHA ANALYTICAL METHOD #ID-56

 
                            *** END OF RECORD ***