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Proper storage of α - lipoic acid

January 11, 2021
[basic characters of α - lipoic acid]



α - lipoic acid, light yellow powder crystal, almost tasteless. The solubility in water is about 1 g / L (20 ° C). It is soluble in 10% NaOH solution and aliphatic solvent. It is soluble in methanol, ethanol, chloroform and ether.



Molecular formula: c8h1402s2, molecular weight: 206.33



[product quality index]:



Specific rotation: - 1.0 °~ + 1.0 °



Loss on drying: ≤ 0.2%



Burning residue: ≤ 0.1%



Heavy metal: ≤ 10ppm



Content determination: ≥ 99.0%



Related substances: single impurity ≤ 0.1%, total impurity ≤ 2.0%.



[package]: 25kg / barrel



[proper storage of α - lipoic acid] it should be sealed away from light. Keep in a cool and dry place. Avoid incompatible substances and toxic substances.
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