acetone extraction
英 [ˈæsɪtəʊn ɪkˈstrækʃn]
美 [ˈæsɪtoʊn ɪkˈstrækʃn]
【机】丙酮提取
双语例句
- Acetone extraction followed by n-butanol purification was applied for preparing high-purity lutein esters from marigold oil.
研究万寿菊油树脂中叶黄素酯的分离纯化过程。 - The process of extracting chlorogenic acid from Eucommia ulmoides oliver leaves, with aqueous acetone as extraction solvent, was studied.
以杜仲叶为原料，采用丙酮-水溶液体系作浸提剂对绿原酸提取工艺进行了研究。 - Using n-hexane and acetone as solvents, lavender oil was extracted by steam distillation and solvent extraction separately, and the compositions of the extracts were determined by GC/ MS.
以正己烷、丙酮为溶剂，分别采用溶剂萃取法和水蒸气蒸馏提取薰衣草油，通过GC/MS定性分析提取物组成。 - Powdered soybean phospholipid is made of concentrated phospholipid by acetone extraction.
目前制取大豆粉末磷脂工艺常用丙酮萃取法，其影响因素包括萃取温度、时间、溶剂比和萃取次数。 - Firstly, the lung proteins were extracted by means of acetone sedimentation, and the process of extraction should be performed under the same condition in the two groups as far as possible;
采用丙酮沉淀法提取肺组织蛋白质，在蛋白样品提取过程中，两组蛋白质组织尽量在相同条件下进行。 - The silver carp muscle sample was extracted with a mixture of methanol water and acetone. After extraction with hexane, the organic layer was discharged and the water phase was cleaned up using solid phased extraction columns before injection.
鱼肉样品用甲醇-水和丙酮混合溶剂提取，经正己烷萃取后，将有机相弃去，水相用固相萃取柱净化后进行高效液相色谱分析。 - Compared with several solvents, acetone was selected as the best for extraction.
不同溶剂提取虾青素的比较试验表明，丙酮提取效果最好。 - The preparation method of plant sample was mainly TCA/ acetone strategy and plant organization graduation extraction process.
植物样品制备方法主要为TCA/丙酮法和植物组织分级提取法。 - Study on acetone/ butanol fermentation with in-situ solvent extraction
丙酮/丁醇间歇萃取发酵 - The process includes hydrochloric acid pretreatment, acetone extraction, hydrolysis of astaxanthin esters by catalysis of basic ion exchange resin, and adsorption separation.
该工艺包括粗色素油的提取，虾青素酯的水解和虾青素粗品的纯化。 - The rate of oil footings and acetone was 3:1 in the first extraction, while that was 1:1 in the 2nd-6th extraction.
提取时第一次油脚：丙酮＝3∶1，第2&6次原料：丙酮＝1∶1。 - The effects of some factors such as, the Temperature of extraction the ratio of soybean remains to acetone the extraction times and the temperature of acetone recovery, are investigated by orthogonal experiments.
通过正交实验考察了萃取次数，大豆油脚与丙酮的配比，萃取温度和丙酮回收温度对大豆磷脂收率及内酮回收率的影响。 - Powdered soybean phospholipid was extracted from fresh hydrated oil footings with acetone extraction method.
采用丙酮萃取法从新鲜水化大豆油脚中提取粉末大豆磷脂。 - Through extracting tannin from the seeds of acer truncatum, measuring the percent of tannin with complexation methed and selecting the optical process by orthogonal design, the best extracting craft is obtained as follows: 60% acetone, extraction time 3 h, extraction temperature 80 ℃.
用不同种类、不同浓度的提取剂在不同的提取时间从元宝枫种壳中提取单宁，用络合法测定单宁含量，通过比较得到最佳提取工艺条件为60%丙酮抽提时间为3h。 - Using Acetone/ hexane ( 1 ∶ 1) mixed solvent and microwave extraction method, 16 kinds of PAHs in TSP in ambient air was extracted. Extraction rate was between 66% and 83%.
用丙酮/正己烷（1∶1）混合溶剂，微波萃取法提取环境空气总悬浮颗粒物（TSP）中16种多环芳烃组分，各组分萃取率为66%～83%，萃取效果较好。 - The Daidzin was obtained with a purity of 90% using acetone circumfluence extraction and the hybrid extraction of acetone and ethyl acetate.
利用丙酮回流萃取，然后丙酮、乙酸乙酯组合萃取可以得到90%纯度的Daidzin产品； - The results showed that taking acetone, petroleum ether and ethanol as solvents in extraction, camphor wood oil percent of green seeds was 2 70%-3 10%, and percent of mature seeds. 0 70%-0 93%;
结果表明，用丙酮、石油醚和乙醇作溶剂浸提樟树籽，青籽的得油率为270%～310%，紫籽的得油率为070%～093%； - Methods The organochlorine pesticides were extracted from the herbs with mixed solvents of n-hexane and acetone by a solid-phase extraction cartridge Florisil. Capillary gas chromatography was used to separate the samples.
方法以正已烷／丙酮（8／2）混合溶剂，在Florisil固相萃取柱上净化提取，采用毛细管气相色谱柱分离样品和电子捕获检测器进行检测。 - Respectively TCA/ acetone precipitation, phenol extraction of total protein banana leaves and to compare the two methods of extraction results show that the banana leaf phenol extraction method is the best method of total protein, extracted the most complete protein.
分别用TCA／丙酮沉淀法、酚提取香蕉叶片总蛋白，并比较两种方法的提取效果，结果表明酚法是提取香蕉叶片总蛋白质最好的方法，提取的蛋白最完整。 - The experiment explored the impact of the homogenate extraction and acetone extraction on the extraction efficiency of carambola fruit POD.
主要研究结果如下：1、本试验探讨了两种不同的提取方法对杨桃过氧化物酶提取效果的影响。 - The acetone extraction could obtain the higher activity of the enzyme, and it was beneficial to the further purification. 4.
结果表明：丙酮提取法优于匀浆浸提法，此法能够获得较高比活性的酶液且有利于酶液的进一步纯化。 - The main results were below: 1. Comparison of Phenol method, TCA/ acetone method and improved TCA/ acetone method, we concluded that the improved TCA/ acetone method was the most suitable extraction method for the cotton leaves. 2.
本论文研究结果如下：1.比较酚法、TCA/丙酮法以及改良的TCA/丙酮法，得出改良的TCA/丙酮法最适合棉花叶片总蛋白质的提取。 - The effect of carambola PPO activity was discussed by different extracted ways including homogenized extraction and the acetone extraction: The results showed that the acetone extraction was better than the homogenized extraction.
采用匀浆浸提法和丙酮提取法，探讨了不同提取方法对杨桃果实多酚氧化酶提取效果的影响。 - The results showed that using TCA/ acetone protein extraction method, pH 4-7 IPG strip and improved IEF procedure can get good results of 2-DE gels.
研究表明，采用TCA-丙酮提取方法、pH4-7范围胶条以及改进的IEF聚焦程序，可以得到较好的蛋白质双向电泳结果。 - TCA/ acetone precipitation is used for extraction and purification, SDS-PAGE is used to obtain extracellular enzyme spectrum.
用三氯乙酸/丙酮沉淀法提取纯化成曲中胞外酶系，利用SDS-PAGE电泳获得成曲胞外酶谱，进而对酶系差异进行分析。 - The POPs were extracted and associated with ultrasonic treatment from soil samples with n-hexane and acetone and cleaned up by Florisil solid-phase extraction column. Then, the extract was separated by big caliber capillary column and detected by GC with μ ECD detector.
以正已烷和丙酮为溶剂、超声波提取、弗罗里硅土固相萃取小柱净化、大口径石英玻璃毛细管柱分离和微池电子捕获检测器气相色谱法检测。