Acetonitrile -LCMS Grade Pk 4

Characteristics
Volume: 2.5 L

• Synonyms: Methyl cyanide, Cyanomethane
• Molecular Formula: CH₃CN
• Molecular Weight: 41.05 g/mol
• CAS Number: [75-05-8]
• EINECS Number: 200-835-2
• Density: 0.786 g/cm³
• Solubility in Water (20°C): Miscible
• Melting Point: -45.7°C
• Boiling Point: 81.6°C
• Flash Point: 2°C
• Ignition Temperature: 524°C
• Vapor Pressure (20°C): 97 hPa
• Refractive Index (n 20°C): 1.3442
• Dielectric Constant (20°C): 37.5
• LD50 (Oral, Rat): 2730 - 3800 mg/kg
• EC-Index Number: 608-001-00-3
• ADR Classification: 3 F1 II UN 1648
• IMDG Classification: 3 II UN 1648
• IATA/ICAO Classification: 3 II UN 1648
• GHS Signal Word: Danger
• GHS Hazard Statements: H225 - H302+H312+H332 - H319
• GHS Precautionary Statements: P210 - P303+P361+P353 - P305+P351+P338 - P370+P378 - P403+P235 - P501a
• Tariff Number: 2926 90 70 22
• Applications: Chromatography, organic synthesis, solvent use

Specifications

• Assay (G.C.): Min. 99.9%
• Identity (IR Spectrum): Passes test
• Density (20º/4º): 0.779 - 0.783
• Acidity: Max. 0.0002 meq/g
• Metal Impurities (Max. ppb):
  • Aluminium (Al): 25
  • Barium (Ba): 5
  • Cadmium (Cd): 5
  • Calcium (Ca): 25
  • Chromium (Cr): 5
  • Cobalt (Co): 5
  • Copper (Cu): 5
  • Iron (Fe): 5
  • Lead (Pb): 5
  • Magnesium (Mg): 10
  • Manganese (Mn): 5
  • Nickel (Ni): 5
  • Potassium (K): 10
  • Silver (Ag): 5
  • Sodium (Na): 50
  • Tin (Sn): 5
  • Zinc (Zn): 5
• Residue on Evaporation: Max. 0.0001%
• Water Content (K.F.): Max. 0.01%
• LC-MS Suitability: Passes test

Wavelength & Absorbance

• Transmission (%) | Absorbance (AU):

  • 195 nm: 80% | 0.097 AU
  • 200 nm: 95% | 0.022 AU
  • 210 nm: 97% | 0.013 AU
  • 220 nm: 98% | 0.009 AU
  • 230 nm: 99% | 0.004 AU

• Maximum Background Absorbance: 0.012 AU

• Maximum Peak Absorbance: 0.0005 AU

Microfiltered through membranes with a pore diameter of 0.1 µm.