1) Dispersive liquid-liquid microextraction
分散液-液微萃取
1.
Determination of trichlorobenzenes in water-based cutting fluids and wastewater of machining using dispersive liquid-liquid microextraction-gas chromatography/mass spectrometry
分散液-液微萃取-气相色谱/质谱联用法测定机械加工水基切削液及其废水中的三氯苯
2.
A simple,rapid and effective method,the dispersive liquid-liquid microextraction coupled with high performance liquid chromatography-fluorescence detection(DLLME-HPLC-FLD),has been developed for the extraction and determination of polynuclear aromatic hydrocarbons(PAHs) in environmental water samples.
建立了简便、快速、有效的分散液-液微萃取-高效液相色谱-荧光检测(DLLME-HPLC-FLD)测定环境水样中15种多环芳烃(PAHs)的方法。
2) dispersive liquid-liquid microextraction
分散液液微萃取
1.
Determination of trace vanadium in water samples with dispersive liquid-liquid microextraction(DLLME)-digital colorimetry(DC) was investigated.
研究了分散液液微萃取-数码比色法测定水样中的痕量钒。
3) dispersive liquid-liquid microextraction
分散液相微萃取
1.
Dispersive liquid-liquid microextraction(DLLME)is a novel environmentally benign sample-preparation technique,possessing obvious advantages of simplicity of operation,low-cost,high enrichment factor and low consumption of organic solvent.
分散液相微萃取是最近发展起来的一种新型样品前处理技术,该方法操作简单、成本低、富集效率高、所需有机溶剂用量极少,是一种环境友好的液相微萃取新技术。
2.
A novel method was developed for the determination of chlorothalonil,captan and folpet in grape samples by dispersive liquid-liquid microextraction(DLLME) coupled with gas chromatography-electron capture detection(GC-ECD).
采用分散液相微萃取与气相色谱-电子捕获检测联用技术建立了测定葡萄样品中百菌清、克菌丹和灭菌丹农药残留的新方法。
4) dispersive liquid phase microextraction
分散液相微萃取
1.
In this article,the basic principles and the latest applications of two liquid phase microextraction techniques,liquid phase microextraction based on porous hollow fiber and dispersive liquid phase microextraction are introduced.
液相微萃取是近年发展起来的一种新型样品前处理技术,本文简单介绍了两种液相微萃取技术-多孔中空纤维液相微萃取和分散液相微萃取的基本原理和应用。
5) dispersive liquid phase micro-extraction
扩散液相微萃取
6) liquid-liquid microextraction
液-液微萃取
1.
The liquid-liquid microextraction and gas chromatography-mass spectrum(GC-MS)were applied to evaluate the contribution of the volatile organic acids to the aroma of Cabernet Gernischt wine.
采用液-液微萃取和气相色谱串联质谱的方法分析了不同挥发性有机酸对蛇龙珠葡萄酒风味的贡献,并分析了蛇龙珠葡萄酒发酵过程中主要挥发酸的变化规律。
2.
A method for rapid determination of β-phenylethanol in fermentation broth was developed using combination detection of liquid-liquid microextraction(LLM)and gas chromatography, by which the effects of different yeast strains and different raw materials on β-phenylethanol production were studied.
采用新建立的液-液微萃取-气相色谱法快速测定发酵液中β-苯乙醇含量,比较了不同酵母菌种及不同原料对黄酒酿造过程中β-苯乙醇生成的影响。
补充资料：液液萃取
分子式：
CAS号：
性质：又称溶剂萃取或抽提。用溶剂分离和提取液体混合物中的组分的过程。在液体混合物中加入与其不相混溶(或稍相混溶)的选定的溶剂，利用其组分在溶剂中的不同溶解度而达到分离或提取目的。例如用苯为溶剂从煤焦油中分离酚，用导丙醚为溶剂从稀醋酸溶液中回收醋酸等。实验室中用分液漏斗等仪器进行。工业上在填料塔、筛板塔、离心式萃取器、喷洒式萃取器等中进行。应用于有机化学、石油、食品、制药、稀有元素、原子能等工业方面。
CAS号：
性质：又称溶剂萃取或抽提。用溶剂分离和提取液体混合物中的组分的过程。在液体混合物中加入与其不相混溶(或稍相混溶)的选定的溶剂，利用其组分在溶剂中的不同溶解度而达到分离或提取目的。例如用苯为溶剂从煤焦油中分离酚，用导丙醚为溶剂从稀醋酸溶液中回收醋酸等。实验室中用分液漏斗等仪器进行。工业上在填料塔、筛板塔、离心式萃取器、喷洒式萃取器等中进行。应用于有机化学、石油、食品、制药、稀有元素、原子能等工业方面。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条