Specification Test Results

• Assay (complexometric):
  99.4 - 100.6 %
• Identity (IR-spectrum):
  conforms
• Appearance:
  White to almost white, fine crystalline to crystalline powder.
• in ammonia insoluble components:
  ≤ 0.005 %
• Heavy metals (as Pb):
  ≤ 10 ppm
• Ca (Calcium):
  ≤ 10 ppm
• Fe (Iron):
  ≤ 10 ppm
• Mg (Magnesium):
  ≤ 5 ppm
• Nitrilotriacetic acid:
  ≤ 0.1 %
• Sulfated ash:
  ≤ 0.1 %
• Water (according to Karl Fischer):
  ≤ 0.2 %