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Research of Extraction Experiments of Pigments in Marigold
Author(s): 
Pages: 14-16
Year: Issue:  8
Journal: Rain Fed Crops

Keyword:  MarigoldPigmentsExtraction;
Abstract: 【目的】探讨万寿菊中色素的最佳提取工艺。[方法】对万寿菊进行色素提取方案比较,确定最佳提取剂、料液比、浸提时间及浸提次数。【结果】色素在二元混合溶剂中提取率比单溶刺中高,较适宜的溶剂为石油醚:乙醇(3:2)的混合试剂;色素的最佳提取次数为3次,最适宜的料液比为1:15,每次最适宜的浸提时间为2.5h;万寿菊原料易得,色素提取工艺简单、能耗低、效率高、生产过程无污染。【结论】用石油醚:乙醇(3:2)作提取剂时提取万寿菊色素的效果最好,提取时的料液比为1:15,其提取次数为3次,时间为2.5h。
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