Product Details
| Product Name: Magnesium Ascorbate | CAS No.: 15431-40-0 |
| EC-No.: 239-442-6 | Min. Order: 1ton |
| Purity: 99% | Supply Ability: 1000T/M |
| Release date: 2025/11/04 |
Product Name: Magnesium Ascorbate
Synonyms: Vitamin C Magnesium Salt, VC-Mg, Magnesium L-Ascorbate
Molecular Formula: C?H?MgO?
Molecular Weight: 214.42 g/mol
1. Product Overview
Magnesium Ascorbate is the magnesium salt of L-ascorbic acid (Vitamin C). It is a white to off-white crystalline powder, odorless, and more stable than ascorbic acid alone. It is a source of both magnesium and Vitamin C, providing antioxidant protection and nutritional benefits.
2. Specifications
| Item | Food Grade | Industrial Grade |
|---|---|---|
| Appearance | White to off-white crystalline powder | White to off-white crystalline powder |
| Assay (as Magnesium Ascorbate, %) | ≥ 99.0% | ≥ 97.0% |
| Magnesium Content (% by weight) | 6.0 – 6.5% | 5.5 – 6.5% |
| Ascorbic Acid Content (% by weight) | ≥ 90.0% | ≥ 85.0% |
| Loss on Drying | ≤ 0.5% | ≤ 1.0% |
| pH (5% solution) | 6.0 – 8.0 | 6.0 – 8.5 |
| Heavy Metals (as Pb) | ≤ 10 ppm | ≤ 20 ppm |
| Lead (Pb) | ≤ 2 ppm | ≤ 5 ppm |
| Arsenic (As) | ≤ 1 ppm | ≤ 3 ppm |
| Cadmium (Cd) | ≤ 1 ppm | ≤ 2 ppm |
| Mercury (Hg) | ≤ 0.1 ppm | ≤ 0.5 ppm |
| Microbiological Limits | Total Plate Count ≤ 1,000 CFU/g Yeast & Mold ≤ 100 CFU/g Coliforms: Negative Salmonella: Negative | Total Plate Count ≤ 5,000 CFU/g Yeast & Mold ≤ 500 CFU/g Pathogens: Negative |
3. Applications
Food Grade:
Nutritional supplements (Vitamin C + Magnesium source)
Functional foods & beverages
Antioxidant and pH stabilizer in formulations
Industrial Grade:
Used in cosmetics and personal care formulations
As an antioxidant and stabilizer in non-food applications
Feed additive in animal nutrition
4. Packaging & Storage
Packaging: 25 kg/drum or 25 kg/bag with inner PE liner.
Storage: Store in a cool, dry place, away from heat and direct sunlight. Keep container tightly closed.
Shelf Life: 24 months under recommended storage conditions.
5. Safety & Handling
Non-hazardous under normal conditions.
Avoid inhalation of dust; use protective mask and gloves.
Refer to MSDS for detailed safety instructions.
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China- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China