Malic Acid (DL-Malic Acid)
Cosmetics
Code: 11014
Malic Acid
Malic Acid
Use: for use to adjust pH
Mixing method: Mix in water (water-phase).
Usage rate: 1-10%, do not exceed 10%
Product characteristics: flake powder
Solubility: can dissolve in water
Storage: can be stored at room temperature But close the lid of the bottle tightly. and protected from sunlight or heat, the product has a shelf life of at least 2 years
INCI Name : Malic Acid
- Room (25-40C)
- 24 Months from manufacturing or testing date.
- 0.10% - 10.00%
- 0.00%
- Add into water phase. Heat tolerant.
- Avoid heat above 80C
- 0.00 - 0.00
- Soluble in Water
- -
| Test Name | Specification |
|---|---|
| Appearance | White crystalline granules |
| Odor | Characteristic sour odor |
| Identification (silver salt color reaction) | Positive |
| Identification (IR spectrum) | Consistent with reference spectrum |
| DL-Malic acid (as C4H6O5), % | 99.0–100.5 |
| Specific rotation a m [25°C, D] | -0.10 – +0.10 |
| Lead, mg/kg | ≤2 |
| Arsenic, mg/kg | ≤2 |
| Iron, mg/kg | ≤5 |
| Residue on ignition, % | ≤0.1 |
| Fumaric acid content, % | ≤1.0 |
| Maleic acid, % | ≤0.05 |
| Water-insoluble matter, % | ≤0.1 |
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