Specification Test Results

• Assay:
  Min. 93 %
• Identification:
  Passes test
• Mean diameter:
  0.3 to 2.0 mm
• Heavy metals (as Pb):
  Max. 20 ppm
• Total N (Nitrogen):
  Max. 20 ppm
• Cl (Chloride):
  Max. 20 ppm
• PO₄ (Phosphate):
  Max. 5 ppm
• SiO₂ + Al₂O₃ + Fe₂O₃:
  Max. 0.025 %
• SO₄ (Sulphate):
  Max. 50 ppm
• Al (Aluminium):
  Max. 10 ppm
• Ca (Calcium):
  Max. 0.05 %
• Fe (Iron):
  Max. 20 ppm