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Ascorbic Acid (Vitamin C)

Ascorbic Acid (Vitamin C)
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FOB Price: Negotiable 
Minimum Order Quantity:  
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Place Of Origin:
Delivery Time: 3 days
Expiry Date: long-term effectiveness
Last Update: 2013-04-07
Views: 344
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Product Details


Ascorbic acid cas 50-81-7 
Formula C6H8O6 
Appearance White crystalline powder 
Assay: 97.50%-100.5% 

Product Description

Vitamin C-S (Ascorbic Acid) Coated 
Product Description 
Vitamin C coated 97.5% 

L-ascorbic acid is water soluble, highly sensitive to light and heat and easily oxidized into an inactive form diketogulonic acid. Some metal ions, such as copper, cobalt, Manganese, Zinc, Iron and organo-metallic compounds can speed up the oxidation and decomposition process of the material. A new kind of ascorbic acid derivative Vitamin C Coated 97.5% is formed after coating with ethyl cellulose or other similar material in Vitamin C. It is both time and heat stable to ensure its availability for a longer period when it is properly stored in a cool dry place. 

Vitamin C Coated 97.5% is provided with such advantages as water-insoluble, good coating property and free-flowing ability, high percentage of coating rate, prolonged shelf life when mixed with other materials. It is widely used in pharmaceutical and food processing industry in the international market and achieved good effects. 

Appearance: White or almost white crystalline powder 
Identification: Positive reaction 
Assay of Ascorbic Acid: 99.0%-100.5% 
(Calculated on dried basis) 
Inactive Ingredient: Ethyl cellulose 
Heavy metals (as Lead): Max. 10ppm 
Arsenic: Max. 3ppm 
Loss on drying: Max. 0.5% 
Residue on Ignition: Max. 0.1% 
Shelf Life: Two Years 


1. Vitamin C Coated 97.5% can be used as pharmaceutical raw materials. It can be used for producing Vitamin C capsules and premixes in pharmaceutical industry. 
2. Used for making premix containing Vitamin C in food industry. 
3. Vitamin C Coated 97.5% appears strong anti-oxidation property and can be used as feed additive in aquatic industry. It displays high utilization ratio and low losses when used in high temperature. 

Net 25kg carton or fiber drum, lined with two layers of PE liner, or as customer required. 
Stored in tightly sealed container in dry and cool place below 45 degrees centigrade. Free from contact with oxidizers, Alkalis, Iron, copper and protected from light. Avoid exposure to high temperature and humidity

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