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SELECT * FROM `mycn_models_set` WHERE channelId =
CAS number： 134-03-2
Molecular formula：
molecular weight：
Chemical structure：
Product name: |
sodium Ascorbate |
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Shelf life |
Two years |
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Inspection Standard: |
USP31/FCCIV |
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Tests |
Standards |
Results |
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Appearance |
White to slightly yellow crystalline powder |
White crystalline powder |
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Identification |
Positive |
Positive |
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Specific optical rotation |
+103°～+108° |
+105.4° |
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Loss on drying |
≤0.25% |
0.07% |
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Heavy metals |
≤0.001% |
＜0.001% |
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Arsenic |
≤0.0003% |
＜0.0003% |
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Mercury |
≤0.0001% |
≤0.0001% |
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Lead |
≤0.0002% |
≤0.0002% |
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Zinc |
≤0.0025% |
≤0.0025% |
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Copper |
≤0.0005% |
≤0.0005% |
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Ph(10%,w/v) |
7.0-8.0 |
7.37% |
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Assay |
99.0%～101.0% |
99.7% |
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Organic vol.impurities |
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Meets usp requirement |
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Conclusion : The product conforms to USP31/FCCIV |
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