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486841

Sigma-Aldrich

Methane-d2

98 atom % D

Linear Formula:
CH2D2
CAS Number:
Molecular Weight:
18.05
MDL number:
PubChem Substance ID:
NACRES:
NA.12

vapor density

0.55 (vs air)

Quality Level

isotopic purity

98 atom % D

autoignition temp.

998 °F

bp

−161 °C (lit.)

mp

−183 °C (lit.)

mass shift

M+2

SMILES string

[2H]C[2H]

InChI

1S/CH4/h1H4/i1D2

InChI key

VNWKTOKETHGBQD-DICFDUPASA-N

Related Categories

Packaging

1 L in steel cylinder
1 L quantity is packaged in a 450 mL carbon steel lecture bottle with brass CGA 110/180 valve. Nominal gas pressure at 21ºC is 20 psig for 1 L . This pressure is slightly above atmospheric pressure. Care must be taken when extracting this product from the cylinder.
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Recommended products

Stainless steel control valves Z146951 or Z187224
PTFE sealing washers GCA inlet size 180 Z146994
PTFE sealing washers CGA inlet size 110 Z146986

Pictograms

FlameGas cylinder

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Flam. Gas 1 - Press. Gas Compr. Gas

Storage Class Code

2A - Gases

WGK Germany

nwg

Flash Point(F)

-306.4 °F

Flash Point(C)

-188 °C

Certificate of Analysis

Certificate of Origin

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