Organic chlorine using ethyl acetate - cyclohexane and gel purification column extraction purification, quartz capillary gas chromatography (ECD allocation) detection.
有机氯类用乙酸乙酯—环己烷和凝胶净化柱提取净化，石英毛细管气相色谱(配ecd检测器)检测。
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。
The sources, structures, properties and physiological activities of chondroitin sulfate were briefly described. The methods of its extraction, purification and separation were reviewed.
介绍了硫酸软骨素的来源、结构、性质及其生理功能，对硫酸软骨素的提取、纯化及分离技术进行了综述。
This paper mainly introduced the ways of extraction, purification and the progress of application for natural edible pigment.
就天然食用色素的提取、纯化方法及应用进展进行介绍。
This paper mainly introduced the ways of extraction, purification and the progress of application for natural edible pigment.
就天然食用色素的提取、纯化方法及应用进展进行介绍。
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