Skip to Content
Merck
CN
Sign Into View Organizational & Contract Pricing

About This Item

Empirical Formula (Hill Notation):
CH4
CAS Number:
Molecular Weight:
16.04
Beilstein:
1718732
EC Number:
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

analytical standard

vapor density

0.55 (vs air)

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.)

application(s)

petroleum

format

neat

SMILES string

[H]C([H])([H])[H]

InChI

1S/CH4/h1H4

InChI key

VNWKTOKETHGBQD-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Features and Benefits

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

Pictograms

FlameGas cylinder

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Flam. Gas 1A - Press. Gas Compr. Gas

Storage Class Code

2B - Aerosol cans and lighters

WGK

nwg

Flash Point(F)

-306.4 °F - closed cup

Flash Point(C)

-188 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service