Specification Test Results

• Assay:
  99.0 - 101.0 %
• pH (25°C; 5 %):
  4.0 - 5.5
• Identification (IR):
  Passes test
• Identification B:
  Passes test Ph.Eur.
• Identification (Na):
  Passes test
• Appearance of Solution S:
  Passes test Ph.Eur.
• Heavy metals (as Pb):
  Max. 5 ppm
• Insolubility in water:
  Max. 50 ppm
• Loss on drying (150°C):
  9 - 10 %
• Nitrilotriacetic acid:
  Max. 0.05 %
• Cl (Chloride):
  Max. 40 ppm
• CN (Cyanide):
  Max. 10 ppm
• SO₄ (Sulphate):
  Max. 0.02 %
• Cu (Copper):
  Max. 10 ppm
• Fe (Iron):
  Max. 5 ppm
• Conforms to ACS:
  Passes test
• Conforms to Reag. Ph.Eur.:
  Passes test