| Product Name | Vitamin C Ascorbic Acid Powder |
| CAS No. | 50-81-7 |
| Purity | 99% |
| Appearance | White Powder |
| Molecular Formula | C6H8O6 |
| EINECS No. | 200-066-2 |
| Description: 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 | |
Function
Application
Certificate of Analysis
| Characteristics | White Crystalline Powder | Conform |
| Identification | Positive Reaction | Positive |
| Melting Point | About 190°C | 191.1°C |
| PH | 2.1-2.6 | 2.46 |
| Copper | ≤5ppm | 5ppm |
| Heavy Metals | ≤10ppm | <10ppm |
| Mercury | <0.1mg/kg | <0.1mg/kg |
| Lead | <2mg/kg | <2mg/kg |
| Arsenic | ≤3ppm | <3ppm |
| Oxalic Acid | ≤0.2% | <0.2% |
| Iron | ≤2ppm | <2ppm |
| Loss of Drying | ≤0.4% | 0.03% |
| Sulphate Ash(Residue On Ignition) | ≤0.1% | <0.1% |
| Specific Optical Rotation | +20.5°-+21.5° | +21.15° |
| Assay | 99.0%-100.5% | 99.86% |
| Residual Solvents | Methanol:≤3000 ppm | <100ppm |
| Total plate count | ≤1000 cfu/g | <10 cfu/g |
| Yeasts& molds | ≤100 cfu/g | <10 cfu/g |