Wenhu Lu
Abstract
The pigment of the purple wild cabbage were extracted by using alcohol,acid and acid alcohol solution .The research results showed that the acid alcohol is the best extracting solvent and the best technology conditions are ratio 1 2, acid alcohol concentration 20 %, temperature 45 ℃ and extracting time 3 h.
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The pigment of the purple wild cabbage were extracted by using alcohol,acid and acid alcohol solution .The research results showed that the acid alcohol is the best extracting solvent and the best technology conditions are ratio 1 2, acid alcohol concentration 20 %, temperature 45 ℃ and extracting time 3 h.
Key concepts: Alcohol, Pigment, Solvent, Extraction (chemistry), Chemistry, Chromatography, Ethanol, Food science