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A New Process of Extracting Oleoresin Ginger from Ginger by Critical-State Liquid CO2
Abstract:
We developed a new procession of extraction efficiency of ginger oleoresin by comparing the CO2 flux in liquid state with that in supercritical state under variant pressure conditions. In our this report, we found that the optimal parameters of this procession: 9~10MPa in extraction pressure, 10~20°C in extraction temperature, 8~10MPa in isolation pressure, and 35~45°C in isolation temperature. This procession is steady and ensures both the extraction yield of ginger oleoresin and the low cost of operation.
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Pages:
212-216
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Online since:
May 2013
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