Customization: | Available |
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CAS No.: | 134-03-2 |
Formula: | C6h7nao6 |
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Product Name
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Sodium ascorbate |
Category
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API
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Analysis
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HPLC
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Storage
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Keep in cool and dry place, well-closed, away from moisture or direct sunlight.
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Sodium ascorbate is widely used in food, beverage, cultivation and animal feed additives, and some other fields.
Specification:
Test Item | Unit | The Standard |
Appearance | White to slightly yellow crystalline powder | |
Identification | Positive | |
Assay | % | 99.0-101.0 |
Sulphate | ppm | 150 Max |
PH(10%, W/V) | 7.0-8.0 | |
Specific rotation | +103º~+106º | |
Impurity E | % | 0.3 Max |
Copper | ppm | 2 Max. |
Heavy Metals(as Pb) | ppm | 3 Max. |
Mercur y | ppm | 1 Max |
Lea d | ppm | 2 Max |
Arseni c | ppm | 3 Max. |
Nickel | PPM | 1 Max |
Oxalic Acid | % | 0.2 Max. |
Iron | ppm | 2 Max. |
Loss of drying | % | 0.25 Max. |
Residual solvents (as Methano l) |
ppm | 3000 Max. |
Related substances | Impurity C≤0.15% Impurity D≤0.15% Other unspecific impurities≤0.10% Total impurity≤0.2% |
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Total plate count | Cfu/g | ≤1,000 |
Vitamin C sodium is white or very yellow crystalline or crystalline powder substance, stable in dry condition, easy to decompose in wet condition oxidation color becomes darker in light, specific rotation +104.4.