Specification Test Results

• Assay:
  99.0 - 100.5 %
• Assay (calculated to the dried substance):
  99.0 - 100.5 %
• Water insoluble matter:
  complying
• pH (5 %, 20°C):
  Max. 8.6
• Loss on drying (via silica gel):
  Max. 0.2 %
• Aluminium (Al):
  Max. 0.5 ppm
• Ammonium (NH₄):
  Max. 20 ppm
• Ammonia (NH₃):
  complying
• Arsenic (As):
  Max. 2 ppm
• Calcium (Ca):
  Max. 100 ppm
• Iron (Fe):
  Max. 10 ppm
• Mercury (Hg):
  Max. 1 ppm
• Potassium (K):
  Max. 0.01 %
• Lead (Pb):
  Max. 2 ppm
• Heavy metals (as Pb):
  Max. 5 ppm
• Carbonate (CO₃):
  complying
• Chloride (Cl):
  Max. 100 ppm
• Sulfate (SO₄):
  Max. 100 ppm
• S-compounds (as SO₄):
  Max. 150 ppm
• Appearance of the solution:
  complying
• Residual solvents:
  complying