Chemical Name or Material Methanol CAS 67-56-1 Color Colorless Quantity 4 L Packaging Glass Bottle Purity Grade Notes Mobile phase for HPLC applications Assay Percent Range Assay: 99.9% min by GC Titratable Acid 0.0003mEq/g max. Titratable Base 0.0002mEq/g max. MDL Number MFCD00004595 Viscosity 0.55 cP at 20°C Water 0.1% max. Solubility Information Solubility in water: miscible SMILES CO Molecular Weight (g/mol) 32.04 ChEBI CHEBI:17790 Percent Purity ≥99.9% Melting Point -98°C Absorbance 0.025 AU max. at 254nm, 0.15 AU max. at 230nm, 0.30 AU max. at 220nm, 1.00 AU max. at 205nm Boiling Point 64.7°C Identification Pass Test Physical Form Liquid Residue after Evaporation 3ppm max. Specific Gravity 0.791 Molecular Formula CH4O Linear Formula CH3OH Vapor Pressure 128 hPa at 20°C UN Number 1230 Synonym methyl alcohol, wood alcohol, carbinol, wood spirit, wood naphtha, methylol, methyl hydroxide, pyroxylic spirit, colonial spirit, columbian spirit InChI Key OKKJLVBELUTLKV-UHFFFAOYSA-N IUPAC Name methanol PubChem CID 887 Formula Weight 32.04 Grade HPLC