Specification Test Results

• Appearance:
  White to light yellow Crystalline powder or crystals
• Infrared spectrum:
  Conforms
• Water:
  7 to 10 %
• Sulfated ash:
  ≤0.2 %
• Solubility:
  (3 % in H2O) Clear colorless to
• Titration with HClO4:
  97.5 to 102.5 %
• Sulfate (SO4):
  ≤300 ppm
• Arsenic (As):
  ≤1 ppm
• Iron (Fe):
  ≤10 ppm
• Heavy metals (as Pb):
  ≤10 ppm
• Impurity:
  ≤0.02 % Ammonium salts (NH4)
• Other amino acids:
  (TLC) None