Specification Test Results

• Assay (C₅H₅N) (by GC, Corrected for Water):
  ≥99.0%
• Color (APHA):
  ≤20
• Residue after Evaporation:
  ≤0.0020%
• Water (by KF, Volumetric):
  ≤0.1%
• Sulfate (SO₄):
  ≤0.001%
• Ammonia (as NH₃):
  ≤0.002%
• Reducing Substances:
  Passes Test
• Chloride (Cl):
  ≤5 ppm
• Trace Impurities - Copper (Cu):
  ≤5 ppm
• Meets ACS Reagent Chemical Requirements:
  Passes Test
• For Laboratory, Research, or Manufacturing Use:
  ≤5 ppm
• Meets Reagent Specifications for Testing USP/NF Monographs:
  ≤5 ppm