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02329 Sigma-Aldrich

Methane

analytical standard

  • CAS Number 74-82-8

  • Empirical Formula (Hill Notation) CH4

  • Molecular Weight 16.04

  •  Beilstein Registry Number 1718732

  •  EC Number 200-812-7

  •  MDL number MFCD00008279

  •  PubChem Substance ID 329747413

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Properties

Related Categories Analytical Standards, Analytical/Chromatography, Fuels and Hydrocarbons, Petrochemical Standards
grade   analytical standard
vapor density   0.55 (vs air)
InChI Key   VNWKTOKETHGBQD-UHFFFAOYSA-N
assay   ≥99.0%
form   gas
autoignition temp.   998 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   15 %
bp   −161 °C(lit.)
mp   −183 °C(lit.)
density   0.716 g/mL at 25 °C(lit.)

Description

Features and Benefits

Methane is used as a carbon source for the chemical vapor deposition (CVD) of carbide and diamond thin films.

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Price and Availability


Nylon Membrane and Net Filters
Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 1950F 2.1
WGK Germany 
nwg
RTECS 
PA1490000
Flash Point(F) 
-304.6 °F
Flash Point(C) 
-187 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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