Specification Test Results

• Identity (IR):
  complying
• Assay:
  Min. 98.0 %
• Water insoluble matter:
  Max. 0.005 %
• pH (5 %, 25 °C):
  3.8 - 4.4
• Calcium (Ca):
  Max. 0.001 %
• Iron (Fe):
  Max. 0.001 %
• Potassium (K):
  Max. 0.005 %
• Magnesium (Mg):
  Max. 5 ppm
• Sodium (Na):
  Max. 0.005 %
• Heavy metals (as Pb):
  Max. 5 ppm
• Chloride (Cl):
  Max. 5 ppm
• Nitrate (NO₃):
  Max. 0.001 %
• Sulfate (SO₄):
  Max. 0.01 %