Description
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Material: Lipoic acid |
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CAS No.: 62-46-4 |
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ITEM |
STANDARD |
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Appearance |
Slightly yellow crystalline powder |
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Identification (HPLC) |
Meet the requirements |
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Melting Point (B.P) |
60~62℃ |
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Residue on ignition |
≤0.1% |
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Heavy Metals (as Pb) |
≤10ppm |
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Lead |
≤3ppm |
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Cadmium |
≤1ppm |
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Mercury |
≤0.1ppm |
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Loss on drying |
≤0.20% |
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Specific Optical Rotation |
-1.0°~+1.0° |
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Ethyl Acetate |
≤5000ppm |
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Cyclohexane |
≤3880ppm |
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Total plate Counts |
≤1000CFU/g |
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Moulds & Yeasts |
≤100CFU/g |
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Ecohi |
Not Detectable |
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Salmonella |
Not Detectable |
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Single Impurity |
≤0.10% |
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Total Impurities |
≤0.50% |
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Limit of polymer content |
≤2.00% |
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Assay |
99.0~101.0% |
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Conclusion: |
The above product conforms to USP. Standard. |
