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| Density: | 1.954 G/Cm3 | Molecular Weight: | 176.12 |
|---|---|---|---|
| Molecular Formula: | C6H8O6 | Solubility: | 333 G/L (20 ℃) |
| Packing Size: | 25Kg/Carton | Specific Optical Rotation: | +20.5°~ +21.5° |
1.Vitamin C also known as l-ascorbic acid is a necessary nutrient for higher primates and other small organisms. Ascorbic acid is produced in most organisms by metabolism, but humans are the most notable exception. In living organisms, vitamin C is an antioxidant that protects the body from the threat of free radicals. Vitamin C is also a coenzyme. Its wide range of food sources is a variety of fresh fruits and vegetables.
2.In the food industry: used for dairy products, meat products, baked goods, flour food, flavoring food, etc.
| Analysis Contents | Analysis Standard | Analysis Results | |||
| Characteristics | White or almost White crystals Crystalline Powder | Pass | |||
| Identification | Positive Reaction | Positive | |||
| Melting Point | About 190℃ | 190.2℃ | |||
| PH(with 2% water solution) | 2.4-2.8 | 2.51 | |||
| PH(with 5% water solution) | 2.1-2.6 | 2.38 | |||
| Clarity Of Solution | Clear | Clear | |||
| Colour Of Solution | ≤BY7 | <BY7 | |||
| Copper | ≤5ppm | <5ppm | |||
| Heavy Metals | ≤10ppm | <10ppm | |||
| Mercury | ≤ 0.1mg/kg | <0.1mg/kg | |||
| Lead | ≤ 2ppm | <2ppm | |||
| Arsenic | ≤3ppm | <3ppm | |||
| Oxalic Acid | ≤0.2% | <0.2% | |||
| Iron | ≤2ppm | <2ppm | |||
| Impurity E | ≤0.2% | <0.2% | |||
| Loss of Drying | ≤0.4% | <0.4% | |||
| Sulphate Ash(Residue On Ignition) | ≤0.1% | <0.1% | |||
| Specific Optical Rotation | +20.5°～+21.5° | +21.10° | |||
| Residual Solvents | Pass | Pass |
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