Chemical Name: DL-Sodium Malate
CAS No.: 676-46-0
E Number: E350(ii)
Molecular Formula: C₄H₄Na₂O₅
Molecular Weight: 162.06 g/mol
Synonyms: Disodium malate, Sodium hydrogen malate
1. Product Description
DL-Sodium Malate is the disodium salt of malic acid, available as a white crystalline powder or granule. It is widely used as a buffering agent, acidity regulator, and flavor enhancer in food, beverages, and personal care products. Industrially, it is used in fermentation processes, cleaning solutions, and other pH-sensitive applications.
2. Grades Offered
3. Chemical & Physical Properties
| Property | Specification |
|---|
| Appearance | White crystalline powder or granules |
| Odor | Odorless |
| Solubility | Freely soluble in water |
| Melting Point | > 200 °C (decomposes) |
| pH (1% solution) | 6.5 – 8.5 |
| Assay (as DL-Sodium Malate) | ≥ 98.0% |
| Moisture (Loss on drying) | ≤ 1.0% |
| Heavy Metals (as Pb) | ≤ 10 ppm |
| Arsenic (As) | ≤ 2 ppm |
| Lead (Pb) | ≤ 1 ppm |
| Specific Gravity | ~1.6 (bulk density variable) |
| Identification | Passes FCC / E350 test |
4. Applications
Food Grade
Acidity Regulator in fruit juices, jams, candies, and baked goods
Flavor Enhancer in soft drinks and beverages
Buffering Agent to stabilize pH in food processing
Sequestrant for improving stability of food formulations
Salt Substitute Component in low-sodium formulations
Industrial Grade
Fermentation Nutrient Base in microbial processes
Detergent and Cleaning Formulations requiring pH control
Chemical Intermediate in fine chemical manufacturing
Cosmetics as a mild acidulant and chelating agent
5. Regulatory Status
| Regulation | Status |
|---|
| FCC / Food Grade Standard | Conforms |
| EU Food Additive Code | E350(ii) |
| Codex Alimentarius | Listed |
| REACH Compliance | Registered / Exempted |
| Halal / Kosher Certification | Available on request |
| GMO Status | Non-GMO |
| Allergen Status | Allergen-free |
Check regional food safety authority approvals (e.g. FDA, EFSA) for food use compliance in your market.
6. Packaging & Storage
Standard Packaging:
25 kg paper/plastic-lined bags
500 kg / 1000 kg bulk bags (Industrial)
Custom packaging available upon request
Storage Conditions:
Store in a cool, dry, well-ventilated area
Keep away from moisture, direct sunlight, and corrosive substances
Reseal packaging tightly after use
Shelf Life:
7. Safety & Handling
Refer to SDS (Safety Data Sheet) for full safety information.
8. Typical Specifications Summary (Table)
| Parameter | Food Grade Spec | Industrial Grade Spec |
|---|
| Purity (DL-Sodium Malate) | ≥ 98.0% | ≥ 95.0% |
| Moisture (LOD) | ≤ 1.0% | ≤ 2.0% |
| pH (1% aqueous) | 6.5 – 8.5 | 6.0 – 9.0 |
| Heavy Metals (Pb) | ≤ 10 ppm | ≤ 20 ppm |
| Arsenic | ≤ 2 ppm | ≤ 5 ppm |
| Appearance | White crystalline | White to off-white |
9. Disclaimer
The information provided herein is accurate to the best of our knowledge and is intended for general guidance only. It does not constitute a warranty or guarantee of product performance for specific applications. Users must ensure regulatory compliance in their respective countries or regions.