Customization: | Available |
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CAS No.: | 1077-28-7 |
Formula: | C8h14o2s2 |
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Items | Requirements | Result |
Appearance | Yellow, crystalline powder | Yellow, crystalline powder |
Identification | IR HPLC |
Conforms Conforms |
Melting Point | 60ºC~62ºC | 61.0~61.5ºC |
Optical Rotation | -1°~+1° | 0° |
Related Substances | Max Individual Impurity: NMT0.1% Total Impurity: NMT 2.0% |
0.06% 0.15% |
Polymeric Lipoic Acid | NMT 1.0% | Conforms |
Residual Solvents | Cyclohexan e: NMT 0.388% Ethy l Acetate: NMT 0.5% Toluen e: NMT 0.089% |
0.226% ND ND |
Loss on Drying | NMT 0.2% | 0.04% |
Residue on Ignition | NMT 0.1% | 0.04% |
Assay | Within 99.0%~101.0% (Calculated on the dried basis) | 99.1% |
Conclusion | The results conform to In-house/USP43 specification. |