Home > Products > Food Additives > Best Quality CAS50-81-7 Ascorbic Acid White Powder Vitamin C
Best Quality CAS50-81-7 Ascorbic Acid White Powder Vitamin C
- 100000 Metric Ton / Metric Tons per Month
- tianjin
- T/T
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Product Details
Brand Name | cspc | Model Number | 50-81-7 | |
Type | Chewing Gum Bases, Colorants, Flavoring Agents, Preservatives, Sweeteners | EINECS No. | 200-066-2 | |
MF | C6H8O6 | Other Names | Vitamin C | |
CAS No. | 50-81-7 |
Product Description
General Information:
Type: Food Additives
Origin: China
CAS No.: 50-81-7
AUCO No.: 231
Packing: 25kg carton
Specification:
Items | Standard |
Characteristics | White or almost White crystals Crystalline Powder |
Identification | Positive Reaction |
Melting point | About 190oC |
PH(5% water in solution) | 2.1-2.6 |
PH(2% water in solution) | 2.4-2.8 |
Clarity of Solution | Clear |
Colour of Solution | ≤ BY7 |
Copper | ≤5ppm |
Heavy Metals | ≤10ppm |
Mer | ≤0.1mg/kg |
Lead | ≤2 mg/kg |
Iron | ≤2ppm |
Arsen | ≤3ppm |
Cad(Cd) | <1mg/kg |
Oxalic Acid | ≤0.2% |
Impurity E | ≤0.2% |
Loss on Drying | ≤0.4% |
Sulphate Ash(Residue On Ignition) | ≤0.1% |
Specific Optical Rotation | +20.5 °~ +21.5 ° |
Residual Solvents | Pass |
Assay | 99.0%- 100.5% |
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