Specification Test Results

• Appearance::
  99.0 -- 101.0 %
• White or almost white crystalline powder:
  Passes test
• Heavy metals (as Pb):
  Max. 10 ppm
• Residual solvents:
  Passes test
• Residual metal catalysts (skip lot): .:
  Passes test Ph.Eur./BP
• As (Arsenic):
  Max. 2 ppm
• Cd (Cadmium):
  Max. 1 ppm
• Co (Cobalt):
  Max. 1 ppm
• Hg (Mercury):
  Max. 3 ppm
• Ni (Nickel):
  Max. 1 ppm
• Pb (Lead):
  Max. 3 ppm
• V (Vanadium):
  Max. 6 ppm
• Conforms to Ph.Eur./USP/BP/JP/ACS:
  Passes test
• Ph.Eur./BP specifications::
  Passes test Ph.Eur./BP
• Assay [Ph.Eur./BP]:
  98.5 --> 101.0 %
• Identification A:
  Passes test Ph.Eur./BP
• Identification B:
  Passes test Ph.Eur./BP
• Identification D:
  Passes test Ph.Eur./BP
• Appearance of solution:
  Passes test Ph.Eur./BP
• pH (5 %) [Ph.Eur./BP]:
  4.0 --> 5.5
• Impurity A (*) [Ph.Eur./BP]:
  Max. 0.1 %
• Fe (Iron) [Ph.Eur./BP]:
  Max. 80 ppm
• USP specifications::
  Passes test
• Assay (calculated on dried basis) [USP]:
  99.0 --> 101.0 %
• Identification C:
  Passes test USP
• Ca (Calcium):
  Passes test USP
• Limit of nitrilotriacetic acid [USP]:
  Max. 0.1 %
• pH (25°C; 50 mg/ml) [USP]:
  4.0 --> 6.0
• Loss on drying (150°C; 6 h) [USP]:
  8.7 --> 11.4 %
• Assay [JP]:
  Min. 99.0 %
• Identification 1:
  Passes test JP
• Identification 2:
  Passes test JP
• Identification 3:
  Passes test JP
• pH (1 %) [JP]:
  4.3 --> 4.7
• Clarity and colour of solution:
  Passes test JP
• CN (Cyanide):
  Passes test JP
• Residue on ignition [JP]:
  37.0 --> 39.0 %
• Assay [ACS]:
  99.0 --> 101.0 %
• pH (25°C; 5 %) [ACS]:
  4.0 --> 6.0
• Insoluble matter [ACS]:
  Max. 0.005 %
• Nitrilotriacetic acid [ACS]:
  Max. 0.1 %
• Heavy metals (as Pb) [ACS]:
  Max. 0.005 %
• Fe (Iron) [ACS]:
  Max. 0.01 %