以武功紫红米为研究对象,用乙醇溶液浸提,超声波辅助提取武功紫红米中的原花青素,并通过分光光度法来测定武功紫红米中原花青素的......

采用响应面法优化超声波提取荆芥中总黄酮的工艺。在单因素实验的基础上,选择乙醇体积分数、提取时间、提取温度和液料比作为实验......

为建立铁皮石斛水溶性多糖超声辅助热水提取法,本文比较了常温和热水提取体系中超声辅助提取对'圣兰8号'铁皮石斛(Dendrob......

【正】With the rapid increasing demand of metal lithium and its compounds in science and technology,studies on lithium r......