Lipoic Acid Powder

Lipoic Acid Powder

ITEM	SPECIFICATION
Appearance:	Light Yellowish crystalline powder
Identification(HPLC):	Meets the requirements
Melting Point(BP):	60-62 °C
Solubility(1N NaOH):	Clear and Pale Yellow
Residue on Ingnition:	≤0.10%
Heavy Metals :	≤10ppm
Chloride:	≤0.10%
Loss on Drying:	≤0.20%
Assay(by HPLC ,USP Method):	99.0-101.0%
Specific Optical Rotation:	-1°~ +1°
Single Impurity:	≤0.10%
6,8-Epitrithiooctanoic Acid:	≤0.10%
Total Impurities:	≤0.50%