以水作夹带剂可以提高除虫菊酯萃取效率。
回收率与分析方法可变限度的萃取效率有关。
Recovery pertains to the extraction efficiency of an analytical method within the limits of variability.
该填料萃取效率高，容量低，是一种较为理想的液液萃取填料。
The packing has high extraction efficiency and low capacity, and is one ideal kind of liquid-liquid extracting packing.
固相微萃取技术的萃取效率及应用范围主要取决于其涂层的选择。
Stationary phase is the key to determine the extraction efficiency and the range of application of SPME.
结果显示，新型离子型固相萃取填料具有更好的萃取效率和回收率。
The results showed that the new packing had better extraction efficiency and recovery.
夹带剂强化技术可显著提高超临界CO_2萃取茄尼醇的萃取效率。
Entrainer enhancing technology can significantly improve the solanesol separation efficiency of supercritical CO_2 extraction.
研究了表面活性剂、盐、平衡时间及平衡温度对浊点萃取效率的影响。
The effects of surfactant, salt additive, equilibration time and the equilibration temperature on extraction efficiency were studied.
结果表明，与其他方法相比，微波辅助萃取法萃取速度快、萃取效率高。
The results demonstrated that compared to the other methods of extraction microwave-assisted extraction had the advantages of being fast and efficient.
但在萃取时间、萃取液的总量增加的情况下，各重金属萃取效率得到提高。
However, extraction time, increase the amount of liquid case, the heavy metal extraction efficiency is improved.
结果表明，不同极性的有机溶剂对于极性不同的化合物的萃取效率明显不同。
Experimental results indicated that a higher extraction efficiency could be achieved by using organic solvents with proper polarity.
此外，其所制作成之发光装置可具有较佳的光萃取效率及可变的光场图案。
Furthermore, the luminous device produced by present method has better light extraction efficiency and variable light filed pattern.
结果本法具有操作简单、萃取效率高的特点，平均萃取产率可达99.3%。
The resulting sample was separated by capillary electrophoresis. Results The average of extraction yield of amino acids was 99.3%.
由于增加了水样与萃取溶剂之间的接触表面积和碰撞的强度，因此大大的提高了萃取效率。
It is greatly increased extraction efficiency within short extraction time due to increasing both of interaction surface area and collision probability between water and organic solvent.
萃取中的破壁技术及集成技术对天然活性物的超临界CO2萃取效率和生产成本有一定影响。
We introduced the breaking cell wall technology and the integration technology to the supercritical CO2 extraction efficiency and the cost influence for natural active products.
利用超临界萃取技术提取分析基体中痕量目的组分时，常需加入适宜的改性剂以提高萃取效率。
Supercritical fluid extraction (SFE) is a new promising chemical separation technology, one of its main application fields is for sample purification to extract and detect the aim analyte.
与传统的有机溶剂萃取法相比超临界CO2萃取法具有省时、萃取效率高且无有毒废弃物等优点。
Compared with traditional solvent extraction, the method of supercritical CO2 extraction has the advantages of short extraction time, high extraction efficiency and no poisonous waste etc.
通过对提高萃取塔效率技术措施的讨论，指出转盘萃取塔的转盘“转与不转”对萃取效率没有影响。
Through discussion of how to improve the extractive efficiency, pointed that whether the rotary disc is turning or not has no effect on extractive efficiency.
本发明方法所用时间仅为索氏提取法的1/150，而萃取效率可达到索氏萃取 法的93％以上。
The used time of the method is only 1/150 of the soxhlet method while the extraction efficiency can be above 93% of the soxhlet method.
应用此模型研究了萃取时间、水样中氯仿的本底质量浓度和高效有机吸附膜厚度等对萃取效率的影响。
By this model, the effects of adsorption time, concentration of chloroform in drinking water and film thickness on the adsorption efficiency were discussed.
本发明脱酚方法简单，萃取效率高，占地面积小，成本低，且可提高油品的抗氧化性能，不造成二次污染。
The process is simple, high in extracting efficiency, small in covered area, and low in cost, and can raise the antioxidant performance of oil product without producing secondary pollution.
反胶束萃取技术具有条件温和，萃取效率高，成本低，溶剂可重复利用，不引起萃取物变性等优点，用于纯化生物物质前景广阔。
The use of reversed micelle in extraction of biological molecules has the advantages of mild operational conditions, high extraction efficiency, low cost and solvent recycling.
反胶束萃取技术具有条件温和，萃取效率高，成本低，溶剂可重复利用，不引起萃取物变性等优点，用于纯化生物物质前景广阔。
It has a promising profit that extraction of biological molecule by reversed micellar, for the more mild operational condition, higher extraction yield, lower cost and solvent recycling.
与传统萃取技术相比，ASE技术具有操作简单、萃取效率高、萃取时间短、回收率高、所需溶剂用量少、对环境二次污染小等优势。
Comparing to the typical extraction method, ase is easy to operate with high efficiency and short timing and high recovery rate and less solvent, which decrease the second environmental pollution.
方法按照有关检测方法的研制规范的要求，研究了色谱条件的选择、样品的处理方法、回收率试验、萃取效率试验、方法的线性范围及检出限、方法的精密度等指标。
Study was carried out on such indexes as chromatography condition, sample disposal, recovery rate test, extraction efficiency test, linear range, detection limit and accuracy of the method.
用于萃取塔、干燥塔和碱分离器的改造，使分离效率和能力得到改进。
By using this packing the extraction column, drying column and alkali separator were revamped. The separation efficiency and capacity were improved.
分子识别应用于亲和色谱、固相萃取、膜分离技术极大地促进了分离效率的提高和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.
对于湿法冶金溶剂萃取过程，如铜或稀土等的分离可望在提高设备效率，降低溶剂装量，减少相夹带等关键技术方面取得突破性进展。
In solvent extraction processes such as the separation of copper or rare earth elements, it will make a great progress to increase extractor efficiency and decrease solvent inventory and entrainment.
这种预处理可明显地提高超临界流体萃取的效率。
This pre - treatment led to a significant increase in extraction efficiency.
并与普通混合澄清器进行了萃取级效率、溶剂夹带损失和经济效益对比。
The CCCMS was compared with the ordinary mixer-settlers in stage efficiency of extraction, solvent entrainment loss and economic effects.
并与普通混合澄清器进行了萃取级效率、溶剂夹带损失和经济效益对比。
The CCCMS was compared with the ordinary mixer-settlers in stage efficiency of extraction, solvent entrainment loss and economic effects.
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