Food Additives, Food Ingredients Supplier - Foodchem

 Ascorbic Acid
FOODCHEM is the Ascorbic Acid supplier and manufacturer, engaged in the export and wholesale of Ascorbic Acid for more than 10 years. The MOQ of Ascorbic Acid is 500 kgs, if you need only a small amount, please contact the local distributor of Ascorbic Acid. Any suggestions and questions about the Ascorbic Acid, please send Email to, we will reply within 24 hours.

Ascorbic Acid

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Ascorbic Acid, CAS# 50-81-7, is common form of vitamin C, available as White or almost white crystal or crystalline powder. Ascorbic Acid, its isomer erythorbic acid and their salt (Sodium Ascorbate and sodium erythorbate) are widely used as antioxidant in food and beverage. More over, ascorbic acid can also be used as acidity regulator as it has acidic taste. It is widely accepted as safe food additive in many countries with E number E300. As a professional supplier and manufacturer of food additives, Foodchem International Corporation has been supplying food grade Ascorbic Acid to customers all over the world for over 10 years. If you have any questions or wish to receive a quote, please feel free to reach us by email: or by phone: +86 21 2206 3075. Our sales person will get back to you in 1 working day.

  • Specification
  • FAQ
  • In-Depth
AppearanceWhite or  almost  white crystal  or  crystalline powder
Identification  Positive
Melting point 191 ℃  ~  192℃ 
pH (5%,  w/v)  2.2 ~   2.5 
pH (2%,w/v)  2.4 ~   2.8 
Specific optical  rotation +20.5°  ~  +21.5°  
Clarity  of  solutionClear 
Heavy metals≤0.0003% 
Assay (as C 6H 8O6, %) 99.0  ~  100.5 
Copper≤3 mg/kg
Iron≤2 mg/kg
Mercury≤1 mg/kg 
Arsenic≤2 mg/kg 
Lead≤2 mg/kg
Oxalic acid≤0.2%
Loss   on drying≤0.1%
Sulphated ash≤ 0.1%
Residual solvents (as methanol)≤ 500  mg/kg 
Total  plate count (cfu/g)≤ 1000
Yeasts  & molds (cfu/g)≤ 100  
Escherichia.  Coli/g Absence 
Salmonella/  25g Absence 
Staphylococcus aureus/ 25g Absence 

Available Grade of Ascorbic Acid

  • Food Grade: Ascorbic Acid is widely used as antioxidants in food and beverage industries. Foodchem's food grade Ascorbic Acid is available as white crystalline powder(BP2010/USP33/E300/FCCVII/EP7.0 100mesh).
  • Quality Control

    At Foodchem International Corporation, we apply strict quality control process to all our products. All Ascorbic Acid we provide has been strictly tested under Halal, HACCP and ISO standards and proved to be safe for using as food additive.

    Storage&Handling Precaution

    Storage: Ascorbic Acid should be Store in a cool and dry place and Keep away from strong light and heat
    Handling Precaution: Handling of Ascorbic Acid should only be performed by personnel trained and familiar with handling of organic chemicals. Avoid skin and eye contact and breathing in dust. Avoid handling which leads to dust formation.

    Application and Uses of Ascorbic Acid

    Ascorbic Acid is a Vitamin widely used as antioxidants in food and beverage industries. As a antioxidants, Ascorbic Acid can be used in a wide variety of industries including: food production, beverage, pharmaceutical, cosmetics, agriculture/animal feed, and various other industries.
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