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Methane

RTECS #: PA1490000

CAS #: 74-82-8


UPDATE: May 2009 MW: 16.05 MF: CH4


NOTE:

TABLE OF CONTENTS:
  1. SYNONYMS:
  2. ACUTE TOXICITY DATA:
  3. REVIEWS:
  4. STANDARDS AND REGULATIONS:
  5. NIOSH DOCUMENTATION AND SURVEILLANCE:
  6. STATUS IN FEDERAL AGENCIES:
  7. REFERENCES:

SYNONYMS:

  1. Fire Damp
  2. Marsh gas
  1. Methane (ACGIH:OSHA)
  2. Methyl hydride


SKIN AND EYE IRRITATION DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
N/R
N/R N/R N/R


MUTATION DATA AND REFERENCES:

SYSTEM TEST ROUTE/
ORGANISM/
TISSUE
DOSE REFERENCE
N/R N/R N/R N/R


REPRODUCTIVE EFFECTS DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
N/R
N/R N/R N/R


TUMORIGENIC DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
N/R
N/R N/R N/R


ACUTE TOXICITY DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
inhalation
mouse
lethal concentration (50 percent kill): 326 gm/m3/2 hour N/R TPKVAL 9,7,1967
inhalation
mouse
lethal concentration (50 percent kill): 500,000 ppm/2 hour N/R TPKVAL 9,7,1967


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
N/R
N/R N/R N/R


REVIEWS:

ORGANIZATION STANDARD
REFERENCE

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value time-weighted average 1000 ppm DTLVS* TLV/BEI,2007
TOXICOLOGY REVIEW
MUREAV 539,77,2003
TOXICOLOGY REVIEW
ENTOX* -,53,2005


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE

Mine Safety and Health Administration (MSHA) STANDARD ASPHYXIANTS/GASES DTLWS* 3,22,1973
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) simple asphyxiant-inert gases and vapors CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) Simple asphyxiant - inert gas and vapor CFRGBR 29,1915.1000,1993
Occupational Exposure Limit - AUSTRALIA Asphyxiant, JUL2008
Occupational Exposure Limit - BELGIUM time-weighted average 1000 ppm ( mg/m3), MAR2002
Occupational Exposure Limit - MEXICO Simple asphyxiant, 2004
Occupational Exposure Limit - NEW ZEALAND Simple asphyxiant, JAN2002
Occupational Exposure Limit - RUSSIA short term exposure limit 7000 mg/m3, JUN2003
Occupational Exposure Limit - SWITZERLAND MAK- week 10000 ppm (6700 mg/m3), DEC2006
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value;

time-weighted average 1000 ppm
Occupational Exposure Limit IN SINGAPORE, VIETNAM American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value
time-weighted average 1000 ppm


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE

National Occupational Hazard Survey 1974 National Occupational Hazard Survey 1974: Hazard Code: 45655;
Number of Industries 28;
Total Number of Facilities 729;
Number of Occupations 41;
Total Number of Employees Exposed 12,323
National Occupational Exposure Survey 1983 National Occupational Exposure Survey 1983: Hazard Code: 45655;
Number of Industries 30;
Total Number of Facilities 3,141;
Number of Occupations 41;
Total Number of Employees Exposed 65,649;
Total Number of Female Employees Exposed 2,728


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE

EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001


REFERENCES:

CODEN
REFERENCE

CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402)
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996
DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8.
ENTOX* Encyclopedia of Toxicology: Reference Book, Elsevier, 2005
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964-
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961-

NIOSH PROFILE (INCINERATION), FIRL, 4/78

NIOSH PROFILE (PETROLEUM REFINING), FIRL, 4/78

NIOSH PROFILE (SEWAGE TREATMENT), FIRL, 4/78

NIOSH PROFILE (SLAUGHTERING AND RENDERING PLANTS), SRC, 10/77

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