توضیحات

استونيتريل HPLC كروماتوگرافي 2.5 ليتر كد 100030 كمپاني مرك آلمان

1.00030 Supelco

Acetonitrile

gradient grade for liquid chromatography LiChrosolv^® Reag. Ph Eur

Synonym: ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide

• CAS Number 75-05-8
• Linear Formula CH₃CN
• Molecular Weight 41.05
•  Beilstein/REAXYS Number 741857
•  MDL number MFCD00001878
•  EC Index Number 200-835-2

• Analysis Note

  Purity (GC): ≥ 99.9 %
  Identity (IR): conforms
  Evaporation residue: ≤ 2.0 mg/l
  Water: ≤ 0.02 %
  Color: ≤ 10 Hazen
  Density (d 20 °C/20 °C): 0.78
  Refractive index (n 20/D): 1.344
  Boiling range (80-82°C): ≥ 95 % (v/v)
  Acidity: ≤ 0.0002 meq/g
  Alkalinity: ≤ 0.0002 meq/g
  Gradient grade (at 210 nm): ≤ 1.0 mAU
  Gradient grade (at 254 nm): ≤ 0.5 mAU
  Fluorescence (as quinine at 254 nm): ≤ 1.0 ppb
  Fluorescence (as quinine at 365 nm): ≤ 0.5 ppb
  Transmission (at 193 nm): ≥ 60 %
  Transmission (at 195 nm): ≥ 80 %
  Transmission (from 230 nm): ≥ 98 %
  Filtered by 0.2 µm filter.
  Suitable for UPLC / UHPLC /Ultra HPLC – instruments.
  Conforms to Acetonitrile for chromatography and Acetonitrile R1 according to Reag.Ph Eur;
  conforms to the requirements of ACS for liquid chromatography suitability.