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| Place of Origin: | CHINA |
| Brand Name: | RUNKEY |
| Model Number: | BP/EP/USP/FCC |
| 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 |
| Appearance: | White Crystalline Powder | Product Name: | Vitamin C |
|---|---|---|---|
| Synonym: | Ascorbic Acid, L-Ascorbic Acid | FEMA: | 3025 |
| Assay: | 99.0% - 100.5% | Melting Point: | About 190℃ |
| PH (with 5% Water Solution): | 2.1 - 2.6 | Appearance Of Solution: | Clarity : Clear; Colour: ≤BY7 |
| High Light: | pure crystalline vitamin c,food based vitamin c powder |
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GMP certified Pharma Raw Material White Vitamin C crystalline powder CAS 50-81-7
Ascorbic Acid is well-known for its antioxygenation. So it is called antioxidant. Most people are familiar with L-Ascorbic Acid also called Vitamin C. When it is not vitamin format, ascorbic acid was often used for film production. Ascorbic acid is easy to be oxydated, but it can prevent different cells from damaging. It must be stored in cold and dark place. Because it can oxidate the touched metals, it can not be stored in metal vessels.The appearance of Vitamin C is white crystal with faintly acid. It is the most important soluble vitamin in the body of human beings. Most of the mammals can compound vitamin C in their body. But human beings can not do that and must beobtained from diet or supplementation.
| Product name | Ascorbic Acid |
| Synonyms | Vitamin C, L-Ascorbic Acid, Vitamins |
| CAS # | 50-81-7 |
| Formula | C6H8O6 |
| Physical State | Crystals |
| Color | white to almost white |
| Odor | Odourless |
| pH: (5% aq. soln.) | 2.1 - 2.6 |
| Basic properties | Vitamin C is also called Ascorbic Acid. It is easily dissolved in water, slightly dissolved in ethanol and not soluble in some organic solvent like chloroform, benzene, diethyl ether and grease. It has acidity and reducibility. |
| Applciation |
1. Improve the Metabolism of fat and lipoid, especially cholesterol and prevent from angiocardiopathy. 2. Promote the metabolism of amino acid and lengthen the life of the body. 3. Strengthen resistance to stress and immunity of human body to external environmental. 4. Improve the utilization of Iron, Calcium and folic acid. 5. Promote the growth of teeth and bones and prevent teethridge from bleeding. 6. Promote the biosynthesis of ossein. It is good for quick healing of wound. 7. Soluble strong antioxidant. 8. Hard connective tissue. |
Preparation
Specification
| TEST ITEMS | SPECIFICATIONS |
| Appearance | White or almost white, crystalline powder or colourless crystals |
| Melting point | About 190℃, with decomposition |
| Infrared Absorption Spectrum | Infrared absorption spectrum accord with the reference spectrum of ascorbic acid CRS |
| pH (with 5% water solution) | 2.1 ~ 2.6 |
| pH (with 2% water solution) | 2.4 ~ 2.8 |
| Appearance of solution | Clarity : clear; Colour: ≤BY7 |
| Specific optical rotation | +20.5 ̊ ~ +21.5 ̊ |
| Loss on drying | ≤0.4% |
| Impurity E | ≤0.2% |
| Related substance |
Impurity C: ≤0.15% Impurity D: ≤0.15% Unspecified impurities: ≤0.10% Total impurities: ≤0.2% |
| Copper | ≤5.0ppm |
| Iron | ≤2.0ppm |
| Arsenic | ≤3.0ppm |
| Lead | ≤2.0ppm |
| Mercury | ≤1.0ppm |
| Cadmium | ≤1.0ppm |
| Heavy metals | ≤10ppm |
| Sulphated ash | ≤0.1% |
| Residual solvents | Meets the requirement |
| Assay | 99.0%~100.5% |
Packages:
25kg/carton or according to the requests of the customers.
Store in a tightly closed container and a cool, dry place under an inert atmosphere. Do not store in direct sunlight.
FAQ:
Contact Person: terry
Address: Room 601, Building 62, No. 221, Caiyun Road, Shanghai, 201306, China
