Specification Test Results

• Appearance:
  Yellow to light brown Powder
• Infrared spectrum:
  Conforms
• Melting point:
  159 to 163 °C
• HPLC:
  ≥97.5 %
• Calcium (Ca):
  ≤50 ppm
• Copper (Cu):
  ≤20 ppm
• Iron (Fe):
  ≤10 ppm
• Lead (Pb):
  ≤20 ppm
• Magnesium (Mg):
  ≤50 ppm
• Nickel (Ni):
  ≤1500 ppm
• Potassium (K):
  ≤100 ppm
• Sodium (Na):
  ≤500 ppm
• Zinc (Zn):
  ≤100 ppm
• Insoluble matter:
  ≤0.01 %