Specifikationstestresultat

• Identity Test:
  Passes
• Purity:
  ≥99%
• Optical Rotation (c=1, 1 N HCl) :
  +20° to +36°
• Loss on Drying:
  0,5%
• pH (5% aq soln):
  6,7 - 7,2
• Solubility (10% aq soln):
  Clear and Colorless
• pka:
  2,10 (a-COOH), 9,47 (a-NH₂), 4,07 (w-COOH) (Lit.)