High Quality, Commercial Production
| Name | L-(-)-Malic Acid |
| Synonyms | L-Malic Acid; L-Hydroxysuccinic Acid; L-(-)-Apple Acid |
| CAS Number | 97-67-6 |
| CAT Number | RF-CC121 |
| Stock Status | In Stock, Production Scale Up to Tons |
| Molecular Formula | C4H6O5 |
| Molecular Weight | 134.09 |
| Solubility in Water | Soluble |
| Melting Point | 101.0~103.0℃ (lit.) |
| Density | 1.60 g/cm3 at 20℃ |
| Shipping Condition | Shipped Under Ambient Temperature |
| Brand | Ruifu Chemical |
| Item | Specifications |
| Appearance | White Crystal or Crystalline Powder, Fairly Hygroscopic, Dissolving easily in Water and Alcohol |
| Odor | Special Acidity |
| Assay | 98.5%~101.5% (C4H6O5) |
| Specific Rotation[α]D20℃ | -1.6°~ -2.6°(C=1, H2O) |
| Sulfate (SO4) | ≤0.02% |
| Chloride (Cl) | ≤0.004% |
| Arsenic (As2O3) | ≤2 mg/kg |
| Heavy Metals (Pb) | ≤10 mg/kg |
| Lead | ≤2 mg/kg |
| Loss on Drying | ≤0.50% |
| Residue on Ignition | ≤0.05% |
| Fumaric Acid | ≤0.50% |
| Maleic Acid | ≤0.05% |
| State of Solution | Clarification |
| Readily Oxidizable Substances | Qualified |
| Test Standard | Enterprise Standard; FCC; USP; BP |
| Usage | Food Additives; Pharmaceutical Intermediates |
Package: Bottle, Cardboard Drum, 25kg/Drum, or according to customer's requirement.
Storage Condition: Store in sealed containers at cool and dry place; Protect from light, moisture and pest infestation.
L-(-)-Malic Acid (CAS: 97-67-6) can be used as Intermediate in chemical synthesis, used to selectively protect the a-amino group of amino acids. It is the starting material for the preparation of chiral compounds.
L-(-)-Malic Acid (CAS: 97-67-6) contributes to the pleasantly sour taste of fruits and is commonly used as a food additive. Flavoring agent, flavor enhancer and acidulant in foods. Mainly used as sour agent for food and beverage, especially for jelly and fruit-based food and beverage. It has the function of maintaining the color of natural fruit juice. It is also widely used in dairy beverage, ice cream and other food processing.