Specification Test Results

• Assay:
  98.5 - 100.5 %
• Appearance:
  White pastilles
• Appearance of solution:
  Passes test Ph.Eur.
• Identification B:
  Passes test Ph.Eur.
• Solution in water:
  Passes test
• pH (20°C; 0.01 %):
  Min. 11.0
• Heavy metals (as Ag):
  Max. 20 ppm
• Heavy metals (as Pb):
  Max. 5 ppm
• Total N (Nitrogen):
  Max. 3 ppm
• CO₃ (as Na₂CO₃):
  Max. 1.0 %
• Cl (Chloride):
  Max. 120 ppm
• PO₄ (Phosphate):
  Max. 5 ppm
• SiO₄ (as SiO₂):
  Max. 10 ppm
• SO₄ (Sulphate):
  Max. 5 ppm
• As (Arsenic):
  Max. 1 ppm
• Al (Aluminium):
  Max. 5 ppm
• Ca (Calcium):
  Max. 5 ppm
• Cu (Copper):
  Max. 2 ppm
• Fe (Iron):
  Max. 5 ppm
• Hg (Mercury):
  Max. 0.1 ppm
• K (Potassium):
  Max. 0.1 %
• Mg (Magnesium):
  Max. 5 ppm
• Ni (Nickel):
  Max. 5 ppm
• Pb (Lead):
  Max. 5 ppm
• Zn (Zinc):
  Max. 10 ppm
• Conforms to Reag. Ph.Eur.:
  Passes test
• -:
  -