Synonyms: Methyl alcohol
Formula: CH3OH
Formula Weight: 32.04
CAS No.: 67-56-1
Purity: ≥99.9%
Density: 0.791 g/mL at 25 °C(lit.)
Preparation Note: filtered through a 0.2 μm filter
Legal Information: CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH
Packaging: 1, 6 x 1, 2.5, 4 x 2.5, 4 x 4 L in glass bottle
Abs.: HPLC-gradient/254 nm ≤5 mAU
Assay: ≥99.9%
Autoignition Temp.: 725°F
BP: 64.7°C(lit.)
Cation Traces: Ca: ≤0.1 mg/kg
Density: 0.791 g/mL at 25°C(lit.)
Expl. Lim.: 36 %
Grade: LC-MS CHROMASOLV®
Impurities: ≤0.0005% non-volatile matter
MP: −98°C(lit.)
Refractive Index: n20/D 1.329(lit.)
Shelf Life: (limited shelf life, expiry date on the label)
Suitability: passes test for suitability for LC-MS
Transmittance: 210 nm, ≥30%
Vapor Density: 1.11 (vs air)
Vapor Pressure: 410 mmHg ( 50°C)