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100% Pure Vitamin C Powder Food Grade For Nutrition Supplements Cas 50 81 7

100% Pure Vitamin C Powder Food Grade For Nutrition Supplements Cas 50 81 7

100% Pure Vitamin C Powder Food Grade For Nutrition Supplements Cas 50 81 7

Product Details:

Place of Origin: CHINA
Brand Name: RUNKEY
Model Number: BP/EP/USP/FCC

Payment & Shipping Terms:

Minimum Order Quantity: 100kg
Price: Negotiable
Packaging Details: 25kg/Carton and it can load 20MT in one 20'GP
Supply Ability: 10000 MT per year
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Detailed Product Description
CAS No.: 50-81-7 FEMA: 2109
EINECS: 200-066-2 Formula: C6H8O6
Molecular Weight: 176.1 Storage Condition: 0-6°C
High Light:

high potency vitamin c powder


pure l ascorbic acid powder

100% Pure Food Grade Vitamin C Ascorbic Acid Powder for Nutrition supplements

Ascorbic Acid is well-known for its antioxygenation. Most people are familiar with L-Ascorbic also called Vitamin C. Ascorbic acid is easy to be oxydated, but it can prevent different cells from damaging. So it is called antioxidant. Vitamin C was usually used for food preservation, acidification and fresh keeping. Until now no toxic and side effects were found in Vitamin C. Adversely it is better for the health of human body. Human can not produce Vitamin C in the body and it exists in chilies, berries, oranges, cabbages, broccoli, spinach, potatoes, etc.. Vitamin C is very sensitive to high temperature, light and oxygen. It can be preservative and acidifier. Meanwhile it can also prevent the food from discoloring because of oxygen action.




Appearance White or almost white, crystalline powder or colourless crystals A white crystalline powder
Melting point About 190℃, with decomposition 191℃
Infrared Absorption Spectrum Infrared absorption spectrum accord with the reference spectrum of ascorbic acid CRS Meets the requirements
pH (with 5% water solution) 2.1 ~ 2.6 2.3
pH (with 2% water solution) 2.4 ~ 2.8 2.5
Appearance of solution Clarity : clear; Colour: ≤BY7 Clarity: clear; Colour: <BY7
Specific optical rotation +20.5 ̊ ~ +21.5 ̊ +21.0 ̊
Loss on drying ≤0.4% 0.04%
Impurity E ≤0.2% Conforms
Related substance

Impurity C: ≤0.15%

Impurity D: ≤0.15%

Unspecified impurities: ≤0.10%

Total impurities: ≤0.2%

Impurity C: undetectable

Impurity D: 0.02%

Unspecified impurities: 0.01%

Total impurites: 0.03%

Copper ≤5.0ppm <5.0ppm
Iron ≤2.0ppm <2.0ppm
Arsenic ≤3.0ppm <3.0ppm
Lead ≤2.0ppm <2.0ppm
Mercury ≤1.0ppm <1.0ppm
Cadmium ≤1.0ppm <1.0ppm
Heavy metals ≤10ppm Conforms
Sulphated ash ≤0.1% 0.06%
Residual solvents Meets the requirement Meets the requirements
Assay 99.0%~100.5% 99.7%




100% Pure Vitamin C Powder Food Grade For Nutrition Supplements Cas 50 81 7


Application in Food


Food Additives Name Food Name Fuctions Maximum Usage(g/kg)
Vitamin C Sports Nutrition Nutrient supplements 15-500mg
Ascorbic Acid Fruit jam Antioxidant 5.0
Vitamin C Infant Recipe Food Nutrient supplements 30-270mg/100g
Vitamin C Gelatinized confections Nutrient supplements 1000~4000mg/kg
Ascorbic Acid Sweet Juice Antioxidant 1

Packaging and storage


25kg/carton or drum or according to the requests of the customers in bulk.

For storage, it should be stored in a cool and dry place at room temperature and avoid the direct sunlight.


100% Pure Vitamin C Powder Food Grade For Nutrition Supplements Cas 50 81 7




1. Can we pay by RMB or only USD?


Actually we can accept your payment by RMB, US dollars, Euro etc. but we prefer US dollars and RMB more. 


2. Is it possible to deliver the goods to us by door to door?


Yes, we have a very good shipping agent and if you need, it is no problem to deliver the goods to you by door to door.


Contact Details
Shanghai Runkey Biotech Co., Ltd.

Contact Person: terry

Send your inquiry directly to us (0 / 3000)


Address: Room 601, Building 62, No. 221, Caiyun Road, Shanghai, 201306, China

  • Tel:86-21-58070171
  • Fax:86-21-58070171
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