[目的]探索酸藤子果实红色素的微波辅助提取工艺条件.[方法]采取微波法提取酸藤子果皮红色素,通过单因素试验、正交试验、提取级数试验对其工艺条件进行优选.[结果]微波法提取酸藤子果皮红色素的优化工艺条件为:以原料70倍量的pH值3.0柠檬酸磷酸盐缓冲液,在微波功率450 W的条件下提取180 s,提取级数为2次.该条件下,色素提取率达90.46%,果皮总花色苷得率为50.66 mg/100 g.[结论]微波法是一种高效的、节约成本的酸藤子果皮红色素提取方法.%[Objective] The study aimed to explore the microwave-assisted extraction technics of red pigment from Embelia laeta pulp.[Method] The red pigment of Embelia laeta pulp was extracted by the microwave-assisted extraction.And its optimum conditions were found by the single factor experiment,orthogonal test and extraction times experiment.[Result]The optimum extraction conditions of microwave-assisted extraction were as follows: the ratio of material to citrate phosphate buffer extractant(pH 3.0)was 1∶ 70,microwave power was 450 wattage,microwave treatment time was 180 seconds,extracting times was 2 times.Under these conditions,the extraction rate of pigment reached 90.46%,and the yield rate of total anthocyanin from the pulp was up to 50.66 mg/100 g.[Conclusion]The microwave-assisted extraction is a more effective and economical method to extract red pigment from Embelia laeta pulp.
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