| Customization: | Available |
|---|---|
| CAS No.: | 50-81-7 |
| Formula: | C6h8o6 |
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High Quality Ascorbic Acid Vitamin C for Food
1. Product introduction
Product name: Ascorbic acid vitamin c for skin
EINECS No.: 205-305-4
Dosage Form: Powder
Appearance: White crystalline powder
Purity: 99% Min
Molecular weight: 176.12
Vitamin C is a colorless crystal, odourless, acidic taste. Soluble in water and ethanol. Stable in dry air , and its solution is not stable. As well as, vitamin C takes part in many metabolism procedures in the human body, helps decrease brittleness of blood capillaries and increase body resistance.
Vitamin C (also known as ascorbic acid) is abundant in vegetables and fruits. A water-soluble vitamin and powerful antioxidant, it helps the body form and maintain connective tissue, including bones, blood vessels, and skin.
1) Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell.
2) Prevent formation of nitrous amine from nitrous acid in meat products.
3) Improve dough quality and make baked food expand to its maximum.
4) Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures.
5) Used as nutritional element in additives,Feed additives.
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 (ºC) |
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 |
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