Product Information
DL-Malic acid (CAS No. 6915-15-7) is a white crystalline powder or granules with the molecular formula C₄H₆O₅. It is an important organic acid with a pure sour taste, good water solubility, and a refreshing and long-lasting flavor. It is widely used in food, beverages, and pharmaceuticals, and is a commonly used food-grade acidulant and additive.
Product Description
|
Molecular Formula |
C4H6O5 |
|
Molecular Weight |
134.09 |
|
CAS |
6915-15-7 |
|
EINECS |
230-022-8 |
|
HS Code |
2918190090 |
|
Purity |
99% MIN |
|
Grade Available |
Food grade, USP, BP |
|
Appearance |
White crystal or crystal powder |
|
Packaging |
25kg/bag |
COA
|
Item |
Standard |
Result |
|
Sensory requirements |
Colour: White or almost white Odor: Special sour taste Organization status: Crystalline powder or granules |
White Special sour taste granules |
|
DL-Malic acid (AsC₄H₆O₅) w/% |
99.0〜100.5 |
99.80% |
|
Specific rotation [α]D25℃ |
-0.10〜+0.10 |
0.00 |
|
Arsenic [As] mg/kg |
≤2 |
<2 |
|
Lead Pb mg/kg |
≤2 |
<2 |
|
Residue on ignition w/% |
≤0.1 |
0.03 |
|
Fumaric acid w/% |
≤1.0 |
0.4 |
|
Maleic acid w/% |
≤0.05 |
0.02 |
|
Water-insoluble matter w/% |
≤0.1 |
0.01 |
|
Conclusion |
Pass |
|
Uses and Applications
- Food and Beverage Industry: Used as an acidulant, flavoring agent, and preservative in fruit juices, carbonated beverages, fruit wines, jams, candies, and dairy products. It enhances the refreshing taste of products, extends shelf life, and can mask some off-flavors.
- Pharmaceutical Industry: Used as a pharmaceutical intermediate in the synthesis of antibiotics, vitamins, and other drugs; it can also be used as an ingredient in oral supplements, participating in human metabolism and regulating acid-base balance.
- Daily Chemical Industry: Used in cosmetics (such as skincare products and toothpaste) to adjust the product's pH value and improve skin feel; it can also be used as a raw material for cleaning agents, possessing mild cleaning properties.
- Other Fields: Used as a feed additive to improve feed palatability and increase livestock and poultry feed intake; it can also be used as an industrial cleaning agent, electroplating additive, etc.
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