Specification Test Results

• Appearance:
  White Crystalline powder
• Infrared spectrum:
  Conforms
• Loss on drying:
  ≤0.2 % (105°C, 6 h)
• Residue after ignition:
  ≤0.02 %
• Specific optical rotation:
  +52.5° to +53.0° (25°C, 589 nm) (c=10, H2O, NH4OH)
• Chloride (Cl):
  ≤100 ppm
• SO4 and SO3 (as SO4):
  ≤0.005 %
• Iron (Fe):
  ≤5 ppm
• Heavy metals (as Pb):
  ≤5 ppm
• Titrable acid:
  ≤0.002 meq/g
• Insoluble matter:
  ≤0.005 %
• Starch:
  Passes test