| ≥1 piece |
L-Malic Acid can be widely found in vegetables and fruits, especially in apples, bananas, oranges, beans, Potatoes and carrot. As our body only contains malic dehydrogenase, so we can only make full use of L-Malic Acid. And L-Malic Acid is a vital product of our Food Additives and food ingredients.
| ITEMS | STANDARD |
| Appearance | White crystals or crystalline powder |
| Assay | 99.0% min |
| Specific Rotation | -1.6 o --- -2.6 o |
| Residue on ignition | 0.05% max |
| Chloride | 0.004% max |
| Sulphate | 0.02% max |
| State of solution | clarification |
| Readily oxidizable substance | Qualified |
| Fumaric Acid | 1.0% max |
| maleic acid | 0.05% max |
| Heavy metals(as Pb) | 20 ppm max |
| Arsenic(As) | 2 ppm max |