Suggested Applications: LC-MS, HPLC
Synonyms: Methyl cyanide, Cyanomethane
Structural Formula: CH3CN
CAS number: 75-05-8
Hazard Class: 3
Package Group: II
UN number: UN1648
Specifications
Fluorescence (as quinine base): 0.30 ppb max.
GC Analysis: 99.9% min.
HPLC Gradient Elution: Passes test
LC-MS Negitive Mode (as 4-nitrophenol): 50 ppb max.
LC-MS Positive Mode (as caffeine): 100 ppb max.
LC-MS Positive Mode (as reserpine): 50 ppb max.
Residue: 1 mg/L max.
Trace Metals: Passes test
Water by Karl Fischer Titration: 0.01% max.
Surface Tension (dyn/cm) at 20°C: 19.1
Vapor Pressure (Torr) at 20°C: 88.8
Physical Properties
Density (g/mL) at 20°C: 0.7822
Molecular Weight: 41.05
Boiling Point (°C): 81.6
Freezing Point (°C): -43.8
Flashpoint (°C): 6
Elutropic Value, c-18: 3.1
Refractive Index (20°C): 1.3434 - 1.3446
Surface Tension (dyn/cm) at 20°C: 19.1
UV Cutoff (nm): 190
UV Cutoff: 190 nm max.
Viscosity (cP) at 15°C: 0.38