L-Proline L-ProlinePharmaceutical GradeMolecular FormulaC5H9NO2CAS No.147-85-3Molecular Weight115.13Specific Rotation-84.0° -86.3°AppearanceWhite Crystalline PowderMelting Point220°CPackagingIn Cardboard Drum ,25KG Net WeightUsagesL-Proline(pharmaceutical grade ) is an important amino acid . It's mainly usedin compounding infusion solution and preparations of amino acid series.