...测 ; 前处理方法 ; 萃取 ; 净化 [gap=878]Key words: food safety; determination of pesticide residues; pretreatment methods; extraction; purification ...
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常规前处理方法 Conventional pre-treatment methods
Sample pre-treatment technologies and their application to pesticide residues analysis were introduced in Chapter I. It is mainly in the micro-chemical technology and gas chromatography method.
第一章 样品的前处理方法和气相色谱分析技术及其在农药残留分析中的应用。
参考来源 - 食品中农药残留分析方法研究We also optimize the Homogenization pretreatment method through the orthogonal experiment in order to obtain a result of higher returns-ratio.
并通过正交实验对提出的匀浆前处理方法进行了优化,以得到更高的回收率结果。
参考来源 - 鱼体、畜禽可食用组织中硝基苯的提取及分析测定方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
前言：目的：研究不同的前处理方法对测定食用植物油中砷的影响。
Objective: To study the influence of different sample preparation method on determining arsenic in edible oils.
目的探讨壳聚糖絮凝作为前处理方法对痛安水提液膜分离效果的影响。
Objective to investigate chitosan flocculating as pretreatment of Tong 'an extract and its effect on the downstream methods of ultra-filtration membrane separation.
以微波消解为样品前处理方法，建立了大米微波消解的最佳分析条件。
The microwave digestion of samples was used, and the optimum conditions for the digestion were developed.
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