phase extraction purification 相萃取分离纯化
Solid phase extraction purification 固相萃取净化
solvent extraction purification process 溶剂萃取净化法
Extraction and purification of Rhizobium 根瘤菌的提取和纯化
Extraction and purification 提取和纯化
Extraction and purification of rhizobia 根瘤菌的提取和纯化
dna extraction and purification dna的提取和纯化方法
The methods of extraction, purification and derivation of food samples, the selection of phase and determination of the biogenic amines in different foods are discussed.
对样品生物胺的提取、净化、衍生方法、流动相的选择以及不同食品中的生物胺种类及含量做了深入的探讨。
Fucoidan is a sulfated polysaccharide from brown seaweed, which has a variety of biological activities. the studies on the extraction, purification and fraction of fucoidan are summarized.
褐藻糖胶是存在于褐藻中的硫酸酯多糖，具有多种生物活性。本文综述了褐藻糖胶的提取、纯化和分级等方面的研究工作。
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