Specification :

Magnesium Ascorbyl Phosphte

SYNONYMS:
Ascorbic acid phosphate magnesium salt; Ascorbic acid mono-( dihydrogen phosphate) magnesium salt; Ascorbyl Phosphate Magnesium; Magnesium L-Ascorbic acid-2-phosphate; Magnesium L-Ascorbyl acid-2-phosphate; MAP; Vc-PMG; Vitamin C Magnesium Phosphate.

CAS: 114040-31-2; 23666-04-8

MOLECULAR FORMULAR: C6H8O9• 3/ 2Mg

Vc-PMG is a kind of water soluble whitening agent, and it can catch free oxygen radical to accelerate the formation of collagen. It is stable, non-poisonous and non-irritating, being an excellent additive in the modern functional whitening cosmetics.

CHARACTERISTICS:
1. Inhibitting the activity of tyrosinase, with spots removing and whitening effect.

2. After the absorption by the skins, it can eliminate free oxygen radical in order to remove wrinkles with antiaging function.

3. There is synergic effect with Vitamin E.

4. It is stable and not easy to Change Color.

5. Non-poisonous and non-irritating.

USE LEVEL: 3-15%

Appearance: Off white powder
Assay ( HPLC) % : Not less than 98.50
Color of 3% solution: APHAd70, clear
pH value ( 3% solution) : 7.0-8.5
Specific rotation [ ± ] D20: + 43 - + 50° ( C= 3)
Loss on drying ( % ) : Not more than 20.0
Cl ( % ) : Not more than 0.35
Free Vc ( % ) : Less than 0.5
Free H3PO4 ( % ) : Less than 1.0
Total bacteria ( pcs/ g) : Not more than 30
As ( mg/ kg) : Not more than 2
Heavy metals ( as Pb, mg/ kg) : Not more than 20