Introduction
Vitamin C, also called L-ascorbic acid, is a water-soluble vitamin that can treat scurvy and is acidic, so it is called ascorbic acid, which can assist in the treatment of many diseases. Vitamin C can not only relieve cold symptoms, but also enhance immunity. Prevent heart disease.
Food Grade: Ascorbic acid, Vitamin C sodium, Vitamin C calcium, Vitamin C direct compression
Functions and Applications
In addition to being used as nutritional supplements and antioxidants, vitamin C is a food antioxidant permitted by China's GB2760-1996 regulations. It is used in juice, canned food, beverages, jams, candy, dairy products, meat products and flour improvers; Used as feed additives, etc.
| Analysis Contents | Analysis Standard | Analysis Results |
| Characteristics | White or almost White | Pass |
| crystals Crystalline Powder |
| Identification | Positive Reaction | Positive |
| Melting Point | About 190℃ | 190.7℃ |
| PH(5% aqueous solution) | 2.1-2.6 | 2.36 |
| 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 | <2mg/kg | <2mg/kg |
| Arsenic | ≤2ppm | <2ppm |
| Oxalic Acid | ≤0.2% | <0.2% |
| Iron | ≤2ppm | <2ppm |
| Impurity E | ≤0.2% | <0.2% |
| Loss on Drying | ≤0.4% | 0.03% |
| Sulphate Ash(Residue On Ignition) | ≤0.1% | <0.1% |
| Specific Optical Rotation | +20.5°–+21.5° | +21.16° |
| Organic Volatile Impurities | Pass | Pass |
| Assay | 99.0% -100.5% | 99.75% |
| Total plate count | ≤1000cfu/g | <100cfu/g |
| Yeasts & molds | ≤100cfu/g | <10cfu/g |
| Conclusion: | The Above-Mentioned Product Conforms To BP2019/USP41 |
关键字： 酸度调节剂;防腐剂;抗氧化剂;食品添加剂;CAS 50-81-7;
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