Specification Test Results

• Appearance:
  White Crystalline powder or crystals
• Infrared spectrum:
  Conforms
• Melting point:
  132 to 135 °C
• Loss on drying:
  ≤0.1 % (1 g, 105 °C, 1 h)
• Heavy metals:
  ≤10 ppm
• Sulfated ash:
  ≤0.1 % (800 °C)
• UV:
  (6 M in H2O)
• pH:
  6.0 to 9.5 (20 °C, 10% in H2O)
• Titration with HClO4:
  99.0 to 101.0 %
• Chloride (Cl):
  ≤0.05 %
• Sulfate (SO4):
  ≤0.05 %
• Ammonium (NH4):
  ≤0.05 %