(S)-(+)-Mandelic acid 99+%

Specification Test Results

• Appearance:
  White to off-white Powder or crystals or flakes
• Infrared spectrum:
  Conforms
• Melting point:
  130 to 135 °C
• Specific optical rotation:
  +152° to +158° (20 °C, 589 nm) (c=2, H2O)
• Titration with NaOH:
  ≥99.0 %
• Chloride (Cl):
  ≤0.1 ppm
• Nitrate (NO3):
  ≤0.2 ppm
• Phosphate (PO4):
  ≤0.05 ppm
• Sulfate (SO4):
  ≤1 ppm
• Silicate (as SiO2):
  ≤0.01 ppm
• Aluminium (Al):
  ≤0.02 ppm
• Ammonium (NH4):
  ≤0.01 ppm
• Antimony (Sb):
  ≤0.01 ppm
• Barium (Ba):
  ≤0.01 ppm
• Bismuth (Bi):
  ≤0.01 ppm
• Boron (B):
  ≤0.01 ppm
• Cadmium (Cd):
  ≤0.01 ppm
• Calcium (Ca):
  ≤0.1 ppm
• Chromium (Cr):
  ≤0.01 ppm
• Cobalt (Co):
  ≤0.01 ppm
• Copper (Cu):
  ≤0.01 ppm
• Gold (Au):
  ≤0.01 ppm
• Iron (Fe):
  ≤0.01 ppm
• Lithium (Li):
  ≤0.02 ppm
• Magnesium (Mg):
  ≤0.05 ppm
• Manganese (Mn):
  ≤0.01 ppm
• Mercury (Hg):
  ≤0.05 ppm
• Molybdenum (Mo):
  ≤0.01 ppm
• Nickel (Ni):
  ≤0.01 ppm
• Potassium (K):
  ≤0.05 ppm
• Selenium (Se):
  ≤0.01 ppm
• Silver (Ag):
  ≤0.01 ppm
• Sodium (Na):
  ≤0.1 ppm
• Strontium (Sr):
  ≤0.05 ppm
• Tin (Sn):
  ≤0.01 ppm
• Titanium (Ti):
  ≤0.01 ppm
• Vanadium (V):
  ≤0.01 ppm
• Zinc (Zn):
  ≤0.05 ppm
• Zirconium (Zr):
  ≤0.01 ppm
• Heavy metals (as Pb):
  ≤0.01 ppm
• KMnO4-reducing substance:
  Passes test
• Conductivity:
  ≤6 µS/cm