Specification Test Results

• Appearance:
  White to off-white Crystalline powder
• Infrared spectrum:
  Conforms
• Assay:
  ≥760 µg/mg (on dried basis)
• Loss on drying:
  ≤4.0 %
• Solubility:
  Clear colorless
• TLC:
  Complies
• Residue after ignition:
  ≤1.0 %
• pH:
  6.5 to 8.5 (1 % in water)