High Quality Vitamin C Powder CAS 50-81-7
Vitamin C is White crystal or crystalline powder. Odorless. Sour. Flash point 99. Melting point 187 ~ 192. Dry conditions remained stable in the air, but in solution rapidly degenerate when in the presence of air. It is stable when PH value of 3.4 ~ 4.5. Ascorbic Acid, also known as Vitamin C, is a vitamin which human body can not produce on its own. It can be used as antioxidants. Antioxidants are food ingredients and food additives that act as preservatives by inhibiting the effects of oxygen on food, and can be beneficial to health. And food ingredients, food additives become more and more important in our daily life.
Main physiological functions of Ascorbic Acid:
1. To facilitate the biosynthesis of ossein and accelerate the healing of wounds.
2. To play an important role in the metabolism of tryptophan and tyrosine, which can prolong the life of the body.
3. Could improve the utilization of the iron, calcium and folic acid.
4. To improve the metabolism of fats, lipoid and cholesterol, which can prevent cardiovascular disease.
5. Besides accelerating the growth of teeth and bone, Ascorbic Acid also can prevent the bleeding of the gum.
6. It can enhance the body's anti-stress and immunity to the outside environment.
white crystal powder
white crystal powder
Item: Specification(BP 2004/ USP 29 / FCC V)
Name: Ascorbic Acid
CAS No. : 50-81-7
Appearance: White crystalline powder
Assay(on dry basis): 99.0 - 100.5%
Melting point: 190OC
Identification: Positive reaction
Specific rotation: +20.5 --- +21.5o
PH value: 2.1 - 2.6
Clarity of solution: Clear
Organic volatile impurities: Conforms
Heavy metals(as Pb): 10 ppm max
Copper: 5 ppm max
Iron: 2 ppm max
Residue on ignition: 0.1% max
Oxalic Acid: 0.2% max
Functional use: Antioxidant
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