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MSDS  : Acetylene
CAS  : 74-86-2
SYNONYMS  : * Acetylen * Acetylene * Ethine * Ethyne * Narcylen
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : AO9600000
CHEMICAL NAME : Acetylene
CAS REGISTRY NUMBER : 74-86-2
LAST UPDATED : 199712
DATA ITEMS CITED : 22
MOLECULAR FORMULA : C2-H2
MOLECULAR WEIGHT : 26.04
WISWESSER LINE NOTATION : 1UU1
COMPOUND DESCRIPTOR : Human
SYNONYMS/TRADE NAMES :
* Acetylen
* Acetylene
* Ethine
* Ethyne
* Narcylen

*** HEALTH HAZARD DATA ***

** ACUTE TOXICITY DATA **

TYPE OF TEST : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Human
DOSE/DURATION : 20 pph
TOXIC EFFECTS :
Behavioral - headache
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
34ZIAG "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York,
Academic Press, Inc., 1969 Volume(issue)/page/year: -,67,1969

TYPE OF TEST : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Human
DOSE/DURATION : 50 pph/5M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TABIA2 Tabulae Biologicae. (The Hague, Netherlands) V.1-22, 1925-63.
Discontinued. Volume(issue)/page/year: 3,231,1933

TYPE OF TEST : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 50 pph/5M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und
Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher
information, see NSAPCC. Volume(issue)/page/year: 138,65,1928

*** REVIEWS ***

ACGIH TLV-Simple asphyxiant, NO TWA
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:ASPHYXIANTS/GASES
DTLWS* "Documentation of the Threshold Limit Values for Substances in
Workroom Air," Supplements. For publisher information, see 85INA8.
Volume(issue)/page/year: 3,8,1973

OSHA PEL (Construc):simple asphyxiant - inert gas and vapor
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):Simple asphyxiant - inert gas and vapor
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):Simple asphyxiant - inert gas and vapor
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-ARAB Republic of Egypt:TWA 1 ppm (14 mg/m3) JAN 1993

OEL-AUSTRALIA:Asphyxiant JAN 1993

OEL-BELGIUM:Asphyxiant JAN 1993

OEL-HUNGARY:Asphyxiant JAN 1993

OEL-THE NETHERLANDS:Asphyxiant JAN 1993

OEL-SWITZERLAND:TWA 1000 ppm (1080 mg/m3) JAN 1993

OEL-UNITED KINGDOM:Asphyxiant 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 ACETYLENE-air:CL 2500 ppm/15M
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 - 03298
No. of Facilities: 85909 (estimated)
No. of Industries: 341
No. of Occupations: 111
No. of Employees: 704679 (estimated)

NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 03298
No. of Facilities: 2514 (estimated)
No. of Industries: 41
No. of Occupations: 52
No. of Employees: 48962 (estimated)
No. of Female Employees: 3072 (estimated)

*** STATUS IN U.S. ***

EPA TSCA Section 8(b) CHEMICAL INVENTORY

EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998


*** END OF RECORD ***
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