Specification Test Results

• Assay:
  99.5 - 101.0 %
• pH (5 %, 25 °C):
  5.0 - 8.8
• Colour of the solution:
  complying
• Clearness of the solution:
  complying
• Loss on drying (130°C):
  Max. 0.3 %
• Water insoluble matter:
  Max. 50 ppm
• Arsenic (As):
  Max. 0.1 ppm
• Barium (Ba):
  Max. 5 ppm
• Calcium (Ca):
  Max. 10 ppm
• Cadmium (Cd):
  Max. 5 ppm
• Cobalt (Co):
  Max. 5 ppm
• Chromium (Cr):
  Max. 5 ppm
• Copper (Cu):
  Max. 5 ppm
• Iron (Fe):
  Max. 5 ppm
• Mercury (Hg):
  Max. 100 ppb
• Magnesium (Mg):
  Max. 5 ppm
• Manganese (Mn):
  Max. 5 ppm
• Sodium (Na):
  Max. 200 ppm
• Nickel (Ni):
  Max. 5 ppm
• Lead (Pb):
  Max. 5 ppm
• Zinc (Zn):
  Max. 5 ppm
• Heavy metals (as Pb):
  Max. 5 ppm
• Heavy metals (ICP) ACS:
  Max. 5 ppm
• Bromate (BrO₃):
  Max. 10 ppm
• Chloride (Cl):
  Max. 1000 ppm
• Iodide (I):
  Max. 10 ppm
• Iodate (IO₃):
  Max. 10 ppm
• Sulfate (SO₄):
  Max. 50 ppm
• Total N:
  Max. 10 ppm