CHANGZHOU HIGHASSAY® CHEMICAL CO., LTD

Alpha Lipoic Acid 1077-28-7

Item Code:1077-28-7 Features:Yellowish crystalline powder, EP/USP
  • Description
Product name
Alpha Lipoic Acid USP/EP
CAS NO.
1077-28-7
Appearance
Yellowish crystalline powder
Melting point
60 - 62 ℃
Solubility
Clear and pale yellow
Residue on ignition
0.10 % max
Heavy metals
10 ppm max
Chloride
0.10 % max
Loss on drying
0.20 % max
Assay
99.0~101 %
Specific optical rotation
-1° to +1°
Single impurity
0.10 % max
6, 8-epitrithiooctanoic acid
0.10 % max
Total impurities
0.50 %max
Polymers
2.0 % max

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