| Customization: | Available |
|---|---|
| CAS No.: | 50-81-7 |
| Formula: | C6h8o6 |
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Ascorbic acid, a water-soluble dietary supplement, is white to light yellow crystals or powder with an acidic taste. It is soluble in water, slightly soluble in alcohol, and insoluble in ether, chloroform, benzene, petroleum, oils and fats. As food additives, ascorbic acid is mainly used as antioxidant.
Physical Properties:
| Molecular Weight | 176.13 |
| Density | 1.694g/cm3 |
| Boiling Point | 553 ºC |
| Melting Point | 190-192 ºC |
| Water Solubility | Easily soluble |
Specification:
| Test Item | Unit | The Standard |
| Appearance | White or almost white crystals crystalline powder | |
| Assay | % | 99.0-100.5 |
| Melting Point | ºC | About 190 |
| PH | 2.1~2.6 | |
| Clarity of Solution | Clear | |
| Colour of Solution | BY7 Max. | |
| Copper | ppm | 5 Max. |
| Heavy Metals | ppm | 10 Max. |
| Mercury | ppm | <0.1 |
| Lead | ppm | <2 |
| Arsenic | ppm | 3 Max. |
| Cadmium(CD) | PPM | <1 |
| Oxalic Acid | % | 0.2 Max. |
| Iron | ppm | 2 Max. |
| Loss of drying | % | 0.4 Max. |
| Residue on Ignition | % | 0.1 Max. |
| Specific Optical Rotation | +20.5°~+21.5° |
Package: 25kg carton or as customer's request.
As food additives, ascorbic acid is mainly used as antioxidant.
Storage: Please keep in shade, under seal, dry and ventilation area.
Professional: with more than 15years food additives export experience, we understand your need easily and completely.
Quality and delivery: quality is the life of a company to survive. We put quality as our first consideration in any business. We only supply our customers the first-class products.
We can arrange delivery by sea, by air, by train or by express within the stipulated period.
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