Ascorbic acid fine powder (100 mesh)

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 around 120,000 MT/ year. And Ascorbic acid 90% capacity is in China, deeply knowledge on the Vitamin C market, and stock up containers accord with the market change will enable us always offer you competitive price, and could source many brands you preferred. If you are looking for ascorbic acid 100 mesh fine powder, don’t hesitate to Email us.

Product Detail

Product Tags


Show 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 scurvy

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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