L-Proline

CAS: 147-85-3

Category: Amino Acids

PurityFood Grade ≥99%, Pharmaceutical Grade ≥99.5%, Reagent Grade ≥98.5%, Technical Grade ≥98%.
Molecular FormulaC5H9NO2
Molecular Weight115.13
Appearancewhite crystalline powder
Packaging25kg/kraft paper bag with inner plastic liner or 25kg/fiber drum.
Testing IndicatorsAppearance — Visual inspection; Specific rotation — Polarimetry; Identification — IR, Amino acid analysis; Purity — HPLC; Heavy metals — ICP-MS; Loss on drying — Gravimetry; Microbial limits — Pour plate; Chloride — Argentometric titration; Residue on ignition — Muffle furnace.
Storage NotesStored in a tightly closed container in a cool, dry, and well-ventilated place, protected from moisture.
Lead Time days
Used as a chiral building block and raw material in the synthesis of pharmaceuticals, as well as in cell culture media.