Chemical Name: DL-MALIC ACID
CAS No.: 6915-15-7
Molecular Formula: C4H6O5
Molecular weight: 134.09
Appearance: White or nearly white crystalline powder or granules
Assay: 99.0~100.5%
DL-Malic acid CAS 6915-15-7
Description
DL-Malic acid Quick Details
Chemical Name: DL-Malic acid
CAS No.: 6915-15-7
Molecular Formula: C4H6O5
Molecular weight: 134.09
Chemical Structure:
Appearance: White or nearly white crystalline powder or granules
Assay: 99.0~100.5%
Typical Properties
| Parameters | Method | Specification |
| Assay | E296/FCC | NLT 99.0% |
| Description | White or nearly white crystalline powder or granules | |
| Melting Point | E-296 | 127.0-132.0 °C |
| Test for malate | E296/FCC | Passes test |
| Fumaric Acid | E296/FCC | NMT 1.0 % |
| Maleic Acid | E296/FCC | NMT 0.05 % |
| Water insolubles | FCC | NMT 0.1 % |
| Specific Rotation | E296/FCC | -0.1- 0.1 |
| Residue on Ignition | E296/FCC | NMT 0.1 % |
| Arsenic | E296/FCC | NMT 2ppm |
| Mercury | E-296 | NMT 1 ppm |
| Heavy Metals | FCC | NMT 10 ppm |
| Lead | E296/FCC | NMT 2ppm |
| Sulphated ash | FCC | NMT 0.1% |
DL-Malic acid Usage
Food and Beverage Acidulants:
- Flavor Enhancement: A flavor enhancer and acidulant used in soft drinks, juices, iced teas, jams, jellies, candies, and baked goods. It provides a mild, long-lasting, and natural tartness that is closer to natural fruit acids than citric acid.
- Buffering and Stabilization: Its excellent buffering properties help stabilize the pH of foods and beverages, preventing discoloration and flavor degradation.
- Antioxidant/Flavor Preservative: It can chelate metal ions, providing some antioxidant and preservative benefits.
Pharmaceuticals and Health Products:
- Pharmaceutical Excipient: It is used as an acidity regulator, stabilizer, or solubilizer in certain pharmaceutical formulations.
- Nutritional Supplement: It acts as a chelator for minerals (such as magnesium and zinc), increasing their bioavailability and is used in health products.
Industrial Applications:
- Cleaning Agents: It is used as an ingredient in metal cleaners and descaling agents.
- Resin and Polyester Production: In polymer chemistry, it is used as a raw material or intermediate in the synthesis of polyesters, resins, and plastics.
DL-Malic acid Packaging and Shipping
Packing: 25kg/fiber drum
DL-Malic acid Storage
Stored in a cool dry place out of direct sunlight.