L-Proline

Details:

L-Proline food gradeStandard AJI92Assay 98.5%~101.5%UsageFood additivesISO9001, HACCP, KOSHER, HALAL Name L-Proline food gradeSynonyms 2-Pyrrolidinecarboxylic acid; L(-)-ProlineGrade Food gradeMF C5H9NO2 Molecular Weight 115.13 CAS 147-85-3 EINECS 205-702-2 FEMA 3319Assay 98.5%~101.5% 1. Character of L-Proline~Colorless to white crystals or crystalline powder, micro smelly, sweet taste, L-Proline is easy to dissolve in the water and difficult soluble in ethanol ~Organisms histiocyte basic component of amino acids, L-Proline plays a decisive role in life activities  2. Usage of L-Proline~Food grade nutritional supplement, flavor agent, L-Proline is heating with sugar can create a special flavoring substances ~Medicine grade the important raw materials of amino acid infusion, L-Proline is also the main intermediates to compound anti-hypertensive drugs, such as captopril, enalaprilat   3. Specifications of L-Proline ItemsSpecificationUSP31AJI92Appearance  Colorless to white crystals or crystalline powderContent(%)98.5~101.5≥98.5 PH5.9~6.9  5.9~6.9Specific rotation-84.3 °~-86.3 °-84.5 °~-86.0 °Heavy metal(Pb%)≤0.0015≤0.001Loss on drying(%)≤0.4≤0.3Residue on ignition(%)≤0.4≤0.1Chloride(Cl%)≤0.05≤0.02Sulfate(SO4%)≤0.03≤0.02Ferric salt(Fe%)≤0.003≤0.001