Specification Test Results

• Appearance:
  White to light yellow Crystalline powder
• Infrared spectrum:
  Conforms
• Titration Argentometric:
  ≥97.5 %
• Titration with NaOH:
  ≥99.0 %
• Chloride (Cl):
  ≤10 ppm
• Oxalate (C2O4):
  (limit about 0.1%) passes test
• Phosphate (PO4):
  ≤10 ppm
• Iron (Fe):
  ≤5 ppm
• Heavy metals (as Pb):
  ≤5 ppm
• Sulfur compounds (as SO4):
  ≤0.002 %
• Insoluble matter:
  ≤0.005 %