Specification Test Results

• Appearance:
  White Crystalline powder
• Titration Iodimetric:
  ≥98.5 %
• Loss on drying:
  ≤1 % (105°C)
• pH:
  6.0 to 8.4 (5 % in water)
• Chloride (Cl):
  ≤0.05 %
• Sulfide (S):
  ≤50 ppm
• Cadmium (Cd):
  ≤50 ppm
• Calcium (Ca):
  ≤50 ppm
• Cobalt (Co):
  ≤50 ppm
• Copper (Cu):
  ≤50 ppm
• Iron (Fe):
  ≤50 ppm
• Lead (Pb):
  ≤50 ppm
• Nickel (Ni):
  ≤50 ppm
• Potassium (K):
  ≤100 ppm
• Zinc (Zn):
  ≤50 ppm
• Insoluble matter:
  ≤0.01 % (in water)