Acetonitrile, LC/MS grade

• 37 quality tests ensure low, stable baselines and lot-to-lot consistency
• Low UV absorbance yields low baselines and high detection sensitivity
• Low impurities protects columns and simplifies analysis by eliminating extraneous peaks

LC/MS Grade Acetonitrile Specifications (also meets ACS specifications

Pierce LC/MS Grade Acetonitrile is specially purified and tested to the highest specifications to ensure the integrity of your data, maximize sensitivity in your assay and to prolong the life of your equipment. Each lot of acetonitrile is tested to meet the following minimum specifications.

• Purity (by GC) >=99.9%
• Water Content <=0.01%
• Residue after Evaporation: <=0.8ppm
• Titratable Acid, mEQ/g: <=0.008
• Titratable Acid, mEQ/g: <=0.0006
• LC-MS Gradient Suitability: Passes
• LC-MS at Positive Mode as Reserpine: <=50ppb
• LCMS at Negative Mode as Aldicarb: <=50ppb
• LC Gradient Suitability at 254 and 210nm: Passes
• Optical Absorbance (au):
  • 190nm <=1
  • 195nm <=0.15
  • 200nm <=0.05
  • 205nm <=0.04
  • 210nm <=0.03
  • 215nm <=0.025
  • 220nm <=0.015
  • 225nm <=0.015
  • 230nm <=0.01
  • 254nm <=0.005
  • 280nm <=0.005

• Trace Ionic Impurities:
  • Aluminum (Al) <=25ppb
  • Barium (Ba) <=5ppb
  • Cadmium (Cd) <=5ppb
  • Calcium (Ca) <=25ppb
  • Chromium (Cr) <=5ppb
  • Cobalt (Co) <=5ppb
  • Copper (Cu) <=5ppb
  • Iron (Fe) <=5ppb
  • Lead (Pb) <=5ppb
  • Magnesium (Mg) <=10ppb
  • Manganese (Mn) <=5ppb
  • Nickel (Ni) <=5ppb
  • Potassium (K) <=10ppb
  • Silver (Ag) <=5ppb
  • Sodium (Na) <=50ppb
  • Tin (Sn) <=5ppb
  • Zinc (Zn) <=10ppb