Specification Test Results

• Assay:
  99.5 - 102.5 %
• IR Spectrum:
  Passes test
• Reaction with sulphuric acid:
  Passes test
• Heavy metals (as Pb):
  Max. 5 ppm
• Ignition residue (SO₄):
  Max. 100 ppm
• Insolubility in water:
  Max. 50 ppm
• Total N (Nitrogen):
  Max. 10 ppm
• Cl (Chloride):
  Max. 5 ppm
• SO₄ (Sulphate):
  Max. 50 ppm
• Ca (Calcium):
  Max. 10 ppm
• Cu (Copper):
  Max. 5 ppm
• Fe (Iron):
  Max. 2 ppm
• Mg (Magnesium):
  Max. 5 ppm
• Pb (Lead):
  Max. 5 ppm
• Conforms to ACS:
  Passes test
• Conforms to Reag. Ph.Eur.:
  Passes test