Product Name: L-Proline CAS No: 147-85-3 Molecular Formular: C5H9NO2 Molecular Weight: 115.13 EINECS No.: 205-702-2 Melting point: 228 °C (dec.) (lit.) Place of Origin: China Type: Food  Additive Appearance: Crystalline Powder Color White Purity: 99.9%