Vitamin C Ascorbic Acid 35% Organic Phosphate

• Certification: QS, ISO, Fami-QS
• Shape: Powder
• Function: Vitamin Additives
• Type: Vitamin
• Color: White
• Transport Package: 25kg/Carton/Drum
• Model NO.: Vitamin
• Specification: 50%
• Trademark: POLIFAR
• Origin: China
• HS Code: 29349910
• Production Capacity: 1500/Year

Product Description

Vitamin C is a white monoclinic crystal or crystalline powder with melting point on 190 ºC -192 ºC, no smell, sour, yellowish color after long time standing. The product is easily soluble in water, slightly soluble in ethanol, insoluble in ether, chloroform. The aqueous solution is acidic. 5% (W / V) aqueous solution PH2.1-2.6 (W / V), the rotation of aqueous solution is +20.5 ~ +21.5.

Specification:

Appearance	White or almost white, crystalline powder or colourless crystals
Melting Point	About 190ºC, with decomposition
Identification	Positive reaction
pH (with 5% water solution)	2.1 ~ 2.6
pH (with 2% water solution)	2.4 ~ 2.8
Appearance of solution	Clarity : clear; Colour: ≤BY7
Specific optical rotation	+20.5º~ +21.5º
Loss on drying	≤0.4%
Impurity E	≤0.2%
Related substance	Impurity C: ≤0.15% Impurity D: ≤0.15% Unspecified impurities: ≤0.10% Total impurities: ≤0.2%
Copper	≤5.0ppm
Iron	≤2.0ppm
Arsenic	≤3.0ppm
Lead	≤2.0ppm
Mercury	≤1.0ppm
Cadmium	≤1.0ppm
Heavy metals	≤10ppm
Sulphated ash	≤0.1%
Residual solvents	Meets the requirement
Assay	99.0%~100.5%