Specification Test Results

• Appearance:
  White to almost white Crystalline powder
• Infrared spectrum:
  Conforms
• Loss on drying:
  ≤0.5 % (500 mg, 105°C)
• UV spectrophotometry:
  ≥95 % (On dried substance)
• Related substances:
  (HPLC) Passes test
• Specific optical rotation:
  +86° to +92° (20°C, 589 nm) (c=1, ethanol) (On dried substance)