Specification Test Results

• Appearance:
  White Adhering crystals
• Infrared spectrum:
  Conforms
• Residue after ignition:
  ≤0.03 %
• Titration with NaOH:
  ≥99.0 %
• Clarity of solution:
  Passes test
• Substance darkened by H2SO4:
  Passes test
• Chloride (Cl):
  ≤20 ppm
• Nitrate (NO3):
  ≤20 ppm
• Phosphate (PO4):
  ≤5 ppm
• Sulfate (SO4):
  ≤200 ppm
• Iron (Fe):
  ≤10 ppm
• Heavy metals (as Pb):
  ≤20 ppm
• Insoluble matter:
  ≤0.01 %