Specification Test Results

• Assay (calculated to the dried substance):
  99.0 - 100.5 %
• Loss on drying (105°C):
  Max. 0.5 %
• Alkalinely reacting substances:
  complying
• Iron (Fe):
  Max. 10 ppm
• Heavy metals (as Pb):
  Max. 10 ppm
• Iodate (JO₃):
  complying
• Iodate (IO₃):
  Max. 0.0004 %
• Sulfate (SO₄):
  Max. 100 ppm
• Thiosulfate (S₂O₃):
  Max. 0.01 %
• Nitrate, nitrite, ammonium:
  complying
• Thiosulfate (S₂O₃) and Ba:
  complying
• Residual solvents:
  complying
• Appearance of the solution:
  complying