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Specifications Synonyms: ACN; Methyl cyanideFormula: CH3CNFormula Weight: 41.05CAS No.: 75-05-8Purity: ≥99.9�nsity: 0.786 g/mL at 25 °C(lit.)Preparation Note: filtered through a 0.2 μm filterLegal Information: CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien GmbHPackaging: 1, 6 x 1, 2.5, 4 x 2.5, 4 x 4 L in glass bottlePackaging: 20 L in Nowpak™Packaging: 250 mL in glass bottlePackaging: 45 L in ss drumAbs.: HPLC-gradient/210 nm ≤1 mAUAssay: ≥99.9%Autoignition Temp.: 973°FBP: 81-82°C(lit.)Cation Traces: Cr: ≤0.02 mg/kgDensity: 0.786 g/mL at 25°C(lit.)Expl. Lim.: 16 %Grade: LC-MS CHROMASOLV®Impurities: ≤0.001% free acid (as CH3COOH)Measuring Range: ≤12 mAU baseline drift, (210 nm)MP: −48°C(lit.)Refractive Index: n20/D 1.344(lit.)Shelf Life: (limited shelf life, expiry date on the label)Suitability: in accordance for suitability for LC-MSTransmittance: 195 nm, ≥80%Vapor Density: 1.41 (vs air)Vapor Pressure: 72.8 mmHg ( 20°C)
