Ascorbic acid (Vitamin C)

Short Description:

【Application】Ascorbic acid (Vitamin C) play an important role in food/pharm industry, widely used in Food, Beverage, Confectionery, Butter.

【Main Producer】 CSPC/Luwei/DSM Jiangshan/Tianli/Northeast/Henan Lvyuan/Ningxia Qiyuan/Yuoyang

【CAS No.】:50-81-7

【E No.】: E300

【HS Code】:29362700

Ascorbic acid demand all over the world is 120,000 MT/ year, 90% capacity is in China, deeply knowledge on the Vitamin C market, enable us always offer you competitive price, and could source many brands you preferred. If you are looking for ascorbic acid, don’t hesitate to Email us.


Product Detail

Product Tags

Ascorbic acid the biological activity of ascorbic acid compounds known, is a water-soluble vitamins, fruits and vegetables are abundant. In redox reactions regulate the metabolism of the lack of it can cause scurv. Ascorbic acid is widely used in different fields, is a bulk ingredients,naturally present in some foods, added to others, and available as a dietary supplement.

Specification of ascorbic acid

ITEM STANDARD
Appearance White 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  solution Clear 
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 

 

 


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