Specification Test Results

• Assay:
  Min. 85 %
• Volatile acids (CH₃COOH):
  Max. 0.001 %
• Water insoluble matter:
  Max. 0.001 %
• Arsenic (As):
  Max. 0.5 ppm
• Calcium (Ca):
  Max. 0.001 %
• Cadmium (Cd):
  Max. 0.0001 %
• Cobalt (Co):
  Max. 0.0001 %
• Chromium (Cr):
  Max. 0.0001 %
• Copper (Cu):
  Max. 0.0001 %
• Iron (Fe):
  Max. 5 ppm
• Potassium (K):
  Max. 0.0005 %
• Magnesium (Mg):
  Max. 0.0005 %
• Manganese (Mn):
  Max. 0.5 ppm
• Sodium (Na):
  Max. 0.002 %
• Nickel (Ni):
  Max. 0.0001 %
• Lead (Pb):
  Max. 0.0001 %
• Antimony (Sb):
  Max. 0.0002 %
• Zinc (Zn):
  Max. 0.0002 %
• Heavy metals (as Pb):
  Max. 0.001 %
• Chloride (Cl):
  Max. 2 ppm
• Fluoride (F):
  Max. 0.0001 %
• Nitrate (NO₃):
  Max. 3 ppm
• Phosphite,Hypoph. (H₃PO₃):
  Max. 0.002 %
• Phosphite, hypophosphite:
  complying
• Sulfate (SO₄):
  Max. 30 ppm
• KMnO₄ reducing matter (as O):
  Max. 0.001 %
• Substances precipitated by NH₃:
  complying
• APHA:
  Max. 10
• Reducing impurities:
  complying
• Appearance of the solution:
  complying
• Residual solvents:
  complying