Specification Test Results

• Ignition Residue:
  ≤0.0005% (as SO₄)
• Assay:
  65.0 - 66.0 %
• Density (D 20/4):
  1.390 - 1.410
• Residue on ignition (SO₄):
  Max. 5 ppm
• Silver (Ag):
  Max. 0.01 ppm
• Arsenic (As):
  Max. 0.01 ppm
• Aluminium (Al):
  Max. 0.05 ppm
• Barium (Ba):
  Max. 0.01 ppm
• Bismuth (Bi):
  Max. 0.1 ppm
• Calcium (Ca):
  Max. 0.5 ppm
• Cadmium (Cd):
  Max. 0.01 ppm
• Cobalt (Co):
  Max. 0.01 ppm
• Chromium (Cr):
  Max. 0.02 ppm
• Copper (Cu):
  Max. 0.01 ppm
• Iron (Fe):
  Max. 0.2 ppm
• Mercury (Hg):
  Max. 0.005 ppm
• Potassium (K):
  Max. 0.05 ppm
• Lithium (Li):
  Max. 0.01 ppm
• Magnesium (Mg):
  Max. 0.1 ppm
• Manganese (Mn):
  Max. 0.01 ppm
• Molybdenum (Mo):
  Max. 0.02 ppm
• Sodium (Na):
  Max. 0.5 ppm
• Nickel (Ni):
  Max. 0.02 ppm
• Lead (Pb):
  Max. 0.01 ppm
• Strontium (Sr):
  Max. 0.01 ppm
• Thallium (Tl):
  Max. 0.05 ppm
• Zinc (Zn):
  Max. 0.05 ppm
• Chloride (Cl):
  Max. 0.5 ppm
• Phosphate (PO₄):
  Max. 0.5 ppm
• Sulfate (SO₄):
  Max. 1 ppm