Résultats des tests de spécification

• Assay:
  99.0 - 103.0 %
• pH (4 %, 20°C):
  9.0 - 9.6
• Ammonium (NH₄):
  Max. 10 ppm
• Arsenic (As):
  Max. 3 ppm
• Calcium (Ca):
  Max. 100 ppm
• Iron (Fe):
  Max. 0.002 %
• Magnesium (Mg):
  Max. 0.001 %
• Heavy metals (as Pb):
  Max. 20 ppm
• Chloride (Cl):
  Max. 0.005 %
• Sulfate (SO₄):
  Max. 50 ppm
• Carbonate and bicarbonate:
  complying
• Appearance of the solution:
  complying
• Residual solvents:
  complying