| Specific Rotation | -101 |
| Melting Point | 203°C |
| Sulfated Ash | 0.1% max. |
| Color | Pink to White |
| Loss on Drying | 0.5% max. |
| Specific Rotation Condition | −101° (20°C c=1,1N HCl) |
| Assay Percent Range | 98% |
| Solubility Information | Solubility in water: 28.5g/L (20°C). Other solubilities: soluble in 1n hcl,practically insoluble in alcohol |
| Formula Weight | 133.16 |
| Physical Form | Flakes |
| Percent Purity | 98% |
| Chemical Name or Material | L(-)-Thiazolidine-4-carboxylic acid, 98% |