Specification Test Results

• Assay:
  98.0 - 105.0 %
• Appearance:
  Conforms (see CoA/CoS)
• Identification (SO₄):
  Passes test
• Identification (Fe):
  Passes test
• pH (5 %):
  3.0 - 4.0
• Cl (Chloride):
  ≤ 200 ppm
• Elemental impurities (Cr):
  ≤ 50 ppm
• Elemental impurities (Co):
  ≤ 25 ppm
• Elemental impurities (Cu):
  ≤ 50 ppm
• Elemental impurities (Ni):
  ≤ 50 ppm
• Ferric ions:
  ≤ 0.3 %
• Mn (Manganese):
  ≤ 0.1 %
• Zn (Zinc):
  ≤ 50 ppm
• Residual solvents:
  Unlikely by manuf.process
• As (Arsenic):
  ≤ 2 ppm
• Cd (Cadmium):
  ≤ 20 ppm
• Hg (Mercury):
  ≤ 2 ppm
• Pb (Lead):
  ≤ 5 ppm
• V (Vanadium):
  ≤ 2 ppm
• Conforms to Ph.Eur.:
  Passes test