• 介绍萃取技术采集环境空气痕量有机化合物的方法。

    This paper introduced solid phase extraction (SPE) technique in details in collecting trace organic vapour pollutants in ambient atmospheres.

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  • 萃取技术非常适用于环境水质中痕量有机污染物的监测分析

    SPE (solid phase extraction) as a technique of sample pretreatment for aquatic environmental pollutants analysis is reviewed.

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  • 同时对采用相萃取技术萃取样品中的4-氯条件进行了探讨

    The cometabolic degradation pathway of 4-chlorophenol and the conditions are also discussed.

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  • 为此本文主要用电化学手段萃取技术进行农药残留检测方法研究建立一种药物的检测方法。

    So the paper is mainly study the rapid detection of pesticide with electrochemical and solid phase extraction techniques, and the determination of a medicament has been obtained.

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  • 采用微量化学方法萃取技术建立了色谱简单、快速、准确地测定荞头中甲胺磷农药残留量方法。

    A gas chromatographic method for the determination of methamidophos pesticide residues in the Allium Chinense was established by means of micro chemistry and solid phase extraction techniques.

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  • 文章评述了萃取技术原理方法、特点以及从生物样品中提取滥用药物时常用的分离模式、吸附荆和洗脱剂。

    The solid- phase extraction technique, including its principles, methodology , and the separation - modes for extracting drugs of abuse, is reviewed in this paper.

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  • 过去二十中,利用萃取技术环境样品萃取分离富集痕量重金属离子越来越受到人们的重视,应用日益广泛

    In the past twenty years, the use of solid phase extraction techniques has become increasingly popular for separation and preconcentration of trace elemens in environmental samples.

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  • 分子识别应用亲和色谱固相萃取分离技术极大地促进分离效率的提高一些复杂物质的拆分。

    The application of molecular recognition in affinity chromatography, solid extraction, membrane separation technology raises the separation efficiency and separates those optical isomeric compounds.

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  • 萃取(SPE)近年来开发出并得到广泛应用一种技术

    Solid phase extraction (SPE) is a newly developed technique with wide application.

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  • 综述了(微)萃取-室温磷光技术主要方法以及环境分析中的应用

    The principle and application in the environmental analysis of Solid Phase Extraction (SPE) combined with Room Temperature Phosphorescence (RTP) analysis were reviewed.

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  • 萃取作为样品前处理技术实验室中得到了越来越广泛的应用

    As sample pre-treatment technology, SPE (Solid Phase Extraction) is more and more popular used in Labotory.

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  • 本文主要综述了毛细管内萃取技术萃取模式制备萃取参数优化色谱在线联用情况

    This review focused on extraction mode, preparation of stationary phases, optimization of parameters and its on-line coupling with chromatograph.

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  • 用顶空萃取结合-质谱联用技术分析了四川郫县豆瓣酱挥发性成分

    Flavor components of Pixian pea sauce from Sichuan were analyzed by GC/MS combining with solid-phase micro-extraction (SPME).

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  • 利用萃取SPME/GC-MS技术分析了柠檬草挥发气体成分

    The aroma constituents of Cymbopogon citratus were determined by solid phase microextraction (SPME/GC-MS)for the first time.

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  • 采用顶空萃取法(HSSPME)结合气-质联用(GC-MS)技术分析了合作最长肌挥发性风味物质。

    The volatile compounds from longissimus dorsum of Hezuo swine are analysed by GC-MS using headspace solid phase microextraction(HSSPME).

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  • 概述近年样品预处理方法的新进展,简要介绍对比固相萃取SPE)、固相萃取技术(S PME)、微波提取技术MAE)、超临界萃取( SFE)、加速溶剂提取(ASE)等方法。

    This paper discusses the recent advances in sample pretreatment methods and briefly introduces and compares the technique of SPE, SPME, MAE, SFE and ASE.

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  • 萃取(SPME)技术富集系统结合,水体痕量挥发性有机物进行了单体同位素分析方法检测限较常规SPME提高了个数量级。

    A method combining solid phase microextraction (SPME) with cryofocus technique was developed for the compound-specific carbon isotope analysis of volatile organic compounds in aqueous phase.

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  • 萃取技术萃取效率应用范围主要取决于涂层的选择。

    Stationary phase is the key to determine the extraction efficiency and the range of application of SPME.

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  • 方法:采用顶空萃取-色谱-质谱联用技术分别湖蟹肉挥发性成分进行分析。

    Methods: The volatile compounds of Samoan crab and Chinese mitten crab meat were analyzed by gas chromatography-mass spectrometry with solid phase microextraction technique.

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  • 萃取领域出现了一些技术以及与固相萃取关的产品

    There are some new technologies that have appeared in SPE and SPE-related products.

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  • 评述了固相萃取技术特点理论、表面涂层材料方法的建立,以及一些分析技术的联用。

    The characteristic, theory, fiber coatings, method development of solid-phase microextraction and its coupling with other analytical technologies were reviewed with 59 references.

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  • 衍生化顶空固相萃取样品衍生顶空固相萃取结合,使顶空固相萃取技术扩展难挥发性样品分析

    Derivatization-headspace-solid-phase microextraction(DHS-SPME) integrate HS-SPME with derivatization in order to extend into the analysis of non-volatile samples.

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  • 综述三种新的样品制备技术萃取(SPME)、超临界二氧化碳萃取溶剂辅助香料蒸馏技术(SAFE)。

    Three new methods of preparing samples were reviewed, including solid phase microextraction (SPME), extraction with supercritical CO2 fluid and solvent assisted flavor evaporation (SAFE).

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  • 综述三种新的样品制备技术萃取(SPME)、超临界二氧化碳萃取溶剂辅助香料蒸馏技术(SAFE)。

    Three new methods of preparing samples were reviewed, including solid phase microextraction (SPME), extraction with supercritical CO2 fluid and solvent assisted flavor evaporation (SAFE).

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