INCI Name: Magnesium Ascorbyl Phosphate
Synonym: L-Ascorbic acid phosphate magnesium salt
Application: Skin lightening and anti-oxidant cosmetics;
Feed additive; Food and nutritional supplement.
Appearance: White or pale yellowish powder
Solubility: Soluble in water, slightly soluble in ethanol
CAS No.: 113170-55-1
EINECS No.: 281-602-2
Molecular formula: C12H12O18P2Mg3.10H2O
Molecular weight: 759.22
Molecular Structure:

Packaging: 1kg/bag; 25kg/drum
Stability: At a pH of 7, MAP is easily absorbed into the skin and is less likely to cause irritation than VC Recommended dosage: 1%-3%
Storage: Keep container tightly sealed, store in a cool, dry and ventilated place, avoid direct sunlight.
Shelf life: 2 years.

Quality Standard：

Analytical Item	Quality Standard
Purity	≥ 95.0 %
Appearance	White or pale yellowish powder or granule
3% Aqueous transparency	Colorless to yellowish transparent liquid
Specific rotation	(a)20D= +43°~ +50°
pH (3% of aqueous)	7.0-9.0
Water	≤ 29%
Heavy metal	≤ 10 ppm
Arsenic	≤ 1 ppm
Chloride	≤ 0.35%
Free phosphate acid	≤ 1%
Free ascorbic acid	≤ 0.5%
Ketogulonic acid and its derivatives	≤ 2.5%