Methane

• Catalog No.: 02391
• CAS Number: 74-82-8
• M. F.: CH4
• M. W.: 16.04246
• Purity: ≥99.995% (GC)

SYNONYMS

• Title: 甲烷
• IUPAC name: methane
• IUPAC Traditional name: methane

DATABASE IDS

• Beilstein Number: 1718732
• EC Number: 200-812-7
• MDL Number: MFCD00008279
• CAS Number: 74-82-8

PROPERTIES

• Empirical Formula (Hill Notation): CH4
• Grade: puriss.
• Impurities: CO2, trace
• Impurities: N2, trace
• Impurities: O2, trace
• Impurities: water, trace
• Impurities: ≤0.0005% CnHm
• Impurities: ≤0.0015% ethane
• Purity: ≥99.995% (GC)
• Apperance: gas
• Auto Ignition Point: 998 °F
• Boiling Point: -161 °C(lit.)
• Density: 0.716 g/mL at 25 °C(lit.)
• Flash Point: -188 °C
• Flash Point: -306.4 °F
• Melting Point: -183 °C(lit.)
• Vapor Density: 0.55 (vs air)
• Explode Limits: 15 %
• GHS Signal Word: Danger
• GHS Hazard statements: H220-H280
• European Hazard Symbols: Highly flammable (F+)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
• GHS Precautionary statements: P210-P410 + P403
• RID/ADR: UN 1971 2.1
• Risk Statements: 12
• RTECS: PA1490000
• Safety Statements: 9-16-33
• Hazard Class: 2.1
• UN Number: 1971
• German water hazard class: nwg

DETAILS

Description (English)

Features and Benefits
Methane is used as a carbon source for the chemical vapor deposition (CVD) of carbide and diamond thin films.
Other Notes
Sales restrictions may apply
Packaging
pressure tin size 1Lfilling pressure at 15°C: 11 bar; content (15°C, 1 bar): 11 l; Recommended valves see section ′Tools/Valves and Adapter for Cylinders′ in the annex of the Fluka-Riedel-Catalog or under www.sigmaaldrich.com/fluka/bulletin/fl_analytix_v5_n7.pdf

Description (简体中文)

Features and Benefits
甲烷用作碳化物和金刚石薄膜化学气相沉积 (CVD) 的碳源。
Other Notes
可能实行销售限制
包装
pressure tin size 1Lfilling pressure at 15°C: 11 bar; content (15°C, 1 bar): 11 l; Recommended valves see section ′Tools/Valves and Adapter for Cylinders′ in the annex of the Fluka-Riedel-Catalog or under www.sigmaaldrich.com/fluka/bulletin/fl_analytix_v5_n7.pdf