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[Name] Vitamin C (L-ascorbic acid)

[Quality standard] BP2011/USP33/EP 7/FCC7/CP2010

[Main Features] Vitamin C is a white monoclinic crystal or crystalline powder with melting point on 190 ℃ -192 ℃, 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.

[Packaging] The inner packaging is double plastic bags, vacuum sealed package with nitrogen; the outer package is corrugated box / cardboard drum

[Packing] 25kg/carton box,25kg/drum

[Shelf life] Three years from the date of manufacture in the provision of storage and packaging conditions

[Storage conditions] Shade, under seal, dry, ventilation, pollution-free, not in the open air, under 30 ℃, relative humidity ≤ 75%. Can not be stored with toxic, corrosive, volatile or stink items.

[Transportation] Handle with care in transportation, sun and rain prevention, cannot be mixed, transported and stored with toxic, corrosive, volatile or stink items.