Specification Test Results

• Appearance:
  White to off-white Crystalline powder
• Infrared spectrum:
  Conforms
• Water:
  8.5 to 10.5 % (K.F.)
• Sulfated ash:
  ≤0.1 %
• Solubility:
  (10 % in water) Clear colorless
• HPLC:
  ≥98.5 % (ELSD)
• Specific optical rotation:
  +177° to +181° (20°C, 589 nm) (c=7, water)
• Heavy metals (as Pb):
  ≤10 ppm