Natural Vitamin C Powder

White powder. Odorless. Exists sourness. Flash point 99 . Melting point 187 ~ 192. By the illumination was gradually browning, dry state fairly stable in the air, but in the presence of air is rapid deterioration in solution, PH value of 3.4 ~ 4.5 more stable.
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Product Details

Natural vitamin c powder

Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives.

Natural vitamin c powder

1. Product introduction

Product name: Natural vitamin c powder

CAS No.: 137-66-6

Other Names: Ascorbic acid

MF: C22H38O7

Purity: 99% Min

White powder. Odorless. Exists sourness. Flash point 99 . Melting point 187 ~ 192. By the illumination was gradually browning, dry state fairly stable in the air, but in the presence of air is rapid deterioration in solution, PH value of 3.4 ~ 4.5 more stable. This product is about 1g soluble in 5ml water and 30ml ethanol. 0.5% aqueous solution PH value of 3,5% aqueous solution PH value of 2. Not soluble in chloroform, ethyl ether, non-volatile oil and benzene. Showed a strong reduction, there has been inhibiting polyphenol oxidase effect, it is added to beer, fruit juice and other foods can be used as antioxidants. This product is widely distributed in plant tissues, fresh fruits and vegetables are more content. Especially parsley, roxburghrose, kiwi fruit, peppers, tomatoes, citrus for more.

1. Food Grade: As antioxidant and food nutrition enhancer, Vitamin C is used in flour product, beer, candy, jam, can, drink, dairy products.

2. Medicine Grade: Vitamin medicines, prevent scurvy, and a various of drugs for acute or chronic infectious diseases, purpura, dental caries, gingival abscess, anemia.

3. Cosmetic Material: Vitamin C can promote collagen formation, its antioxidation, can restrain pigment spots.


2. Product Specification

Product name

Vitamin C (Ascorbic acid)

Items

Specifications

Analysis results

Appearance

White crystalline powder

White crystalline powder

Identification

Positive

Positive

Clarity of solution

Clear

Clear

Assay (%)

99.0~100.5

99.6

Loss on drying (%)

≤0.40

0.04

Residue on ignition (%)

≤0.10

0.04

Sulphate ash (%)

≤0.10

0.04

Specific rotation (°)

+20.5~+21.5

+20.95

PH value (2% solution)

2.4 ~2.8

2.64

PH value (5% solution)

2.1 ~ 2.6

2.32

Melting range (℃)

About 190

191

Heavy metals (ppm)

≤3

<3

Iron (ppm)

≤2

<2

Copper (ppm)

≤2

<2

Total plate count (cfu/g)

≤1000

<1000

Arsenic (ppm)

≤1

<1

Lead (ppm)

≤2

<2

Cadmium (ppm)

≤1

<1

Mercury (ppm)

≤1

<1


3. Product Details

4. Product Qualification

We are specialized in food additives for many year. We have FDA, SGS, CNAS, ITAT, CO and health certificate etc.  


5. Service And Shipping


6. FAQ

1. What's payment currency?

USD / EUR / CNY / HKD

2. What's your lead time?

7-20 days

3. How's your delivery terms?

FCA / FOB / CFR / CIF / CIP / DAP / DDP

4. Do you offer combined container service?

Yes. We offer LCL / FCL / combined container services.

5. Can you give loading pictures?

Yes, we supervise loading by our own staff and we can give loading pictures in 24 hours after the container loaded.

6. If I order large quantity, will I get lower price?

Yes, price always depends on qiantity. If you can order more, surely we will provide a more proper price.

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