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Ascorbic Acid is a white monoclinic crystal or crystalline powder with melting point on 190 °C-192 °C, no smell, sour, yellowish color after long time standing. The product is easily soluble in water, slightly soluble in ethanol, insoluble in ether, chloroform.
| CAS | 50-81-7 |
|---|---|
| Chemical Formula | C6H8O6 |
| Mesh | 25 kg/carton or customized |
| MOQ | 1000 kg |
| Delivery time | 15~20days |
| Start Port | QINGDAO,SHANGHAI |
| Certification | BRC,GMP FSSC,IP |
| Shelf life | 5 years |
Vitamin C，Ascorbic Acid is a polyhydroxy compound with the chemical formula C6H8O6. The structure is similar to glucose, and the two adjacent enol hydroxyl groups at the 2nd and 3rd positions in the molecule are easily dissociated and release H+, so it has acid properties, also known as L-ascorbic acid.
| Tests | Standards | Results |
| description | White or pale yellow particles | conforms |
| Identification | Positive Reaction | Positive |
| Loss on Drying | ≤1.0% | 0.2% |
| Residue on ignition | ≤0.1% | 0.06% |
| Assay | ≥97.0% | 97.6% |
| Heavy Metals | ≤0.001% | ＜0.001% |
| Arsenic | ≤0.0002% | ＜0.0002% |
| Plumbum | ≤0.0002% | ＜0.0002% |
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