Reference: LAP-41C

L-Aspartic acid

L-Aspartic acid C4H7NO4
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DESCRIPTION
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  • CAS# 56-84-8
  • Assay: > 99 %
  • Mol formula: C4H7NO4
  • Mol weight: 133.11
  • Specific rotation (D20): +24.8 - +26.7 °
  • Transmittance (430 nm): > 95 %
  • pH (0.5%, H2O): 2.5 - 3.5
  • Chlorides (Cl): < 200 mg/Kg
  • Sulphates (SO4): < 300 mg/Kg
  • Ammonium (NH4): < 200 mg/Kg
  • Iron (Fe): < 10 mg/Kg
  • Heavy metal (as Pb): < 10 mg/Kg
  • Arsenic (As): < 0.75 mg/Kg
  • Loss on drying: < 0.2 %
  • Residue on ignition: < 0.1 %
  • Storage: Room temperature
  • Stability: At least 2 years.

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