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Ascorbic acid :
1.CAS NO.: 50-81-7
2.EINECS No.: 200-066-2
3.HS CODE: 29362700
4.Molecular Formula: C6H8O6
5.Molecular Weight: 176.13
6.Appearance: White Powder
7.Detail Specifications:
| Item | Test Results | ||||
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Identification |
Positive Reaction |
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Melting point |
About 190°C |
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PH |
2.1-2.6 |
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Clarity of Solution |
Clear |
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Colour of Solution |
≤ BY7 |
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Copper |
≤5ppm |
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Heavy Metals |
≤10ppm |
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Mercury |
<0.1mg/kg |
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Lead |
<2 mg/kg |
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Arsenic |
≤3ppm |
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Cadmium(Cd) |
<1mg/kg |
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Oxalic Acid |
≤0.2% |
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Iron |
≤2ppm |
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Loss of Drying |
≤0.4% |
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Sulphate Ash(Residue on Ignition) |
≤0.1% |
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Specific Optical Rotation |
+20.5 °~ +21.5 ° |
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Mesh |
40-80 Mesh |
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Organic Volatile Impurities |
Pass |
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Assay |
99.0%- 100.5% |
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8.Properties:
9.Usage:
In the pharmaceutical industry,can be used to treat scurvy and various acute and chronic infections diseases,are applicable to the lack of VC,
In the food industry,it can both use as nutrition-al supplements,supplementary VC in food processing,and also is good Antioxidants in food preservation,widely used in meat products,,fermented flour products,beer,tea dtinks, fruit juice,canned fruit,canned meat and so on;also commonly used in cosmetics,feed additives and other industrial areas.
10.Package,Storage,Transportation:
| COA Download | MSDS Download |