Specification Test Results

• Appearance:
  White Crystalline powder and/or chunks
• Titration Argentimetric:
  ≥99.5 %
• Residue after ignition:
  ≤0.01 %
• pH:
  4.5 to 5.5 (5 % at 25.0°C)
• Phosphate (PO4):
  ≤2 ppm
• Sulfate (SO4):
  ≤0.002 %
• Calcium (Ca):
  ≤0.001 %
• Iron (Fe):
  ≤2 ppm
• Magnesium (Mg):
  ≤5 ppm
• Heavy metals (ICP-OES):
  ≤5 ppm
• Insoluble matter:
  ≤0.005 %