交换柱 meaning in Chinese
exchange column
Examples
- In order to remove potentially interfering substances , the sample can be further cleaned on an spe anion exchange cartridge
为了消除潜在的干扰物质，可在一个spe阴离子交换柱上进一步清洗样品。 - A method was developed for the determination of free amino acids in tobacco of different areas ( yunnan , guizhou and henan ) and of different technological processes using reversed phase high performance liquid chromatography ( rp hplc )
摘要选取云南、贵州、河南的经不同工艺处理生丝、薄板干燥、高温气流干燥的烟丝；采用微波协助萃取技术进行样品的前处理；经活化的阳离子交换柱进行纯化，再用柱前衍生反相高效液相色谱的方法对其游离态氨基酸进行含量分析。 - The antimicrobial secretion could be divided into three sections , every section had antimicrobial activity . the first could be extracted by petroleum ether , the second could be extracted by ethyl alcohol , the third could dissove in water and could be separated by sephadex g - 50 , g200 gel filtration chromatography and carbornmethyl cellulose - 1 anion - exchange chromatography and detected by a256 , . the antimicrobial secretion had wide spectrum and had strong inhitory activity against germs and fungi , they could inhibit sixteen kinds of plant pathogenic germs , eight kinds of animal germs and eight kinds of plant pathogenic fungi
粗提物经石油醚萃取可得第一个活性部分，剩余部分经无水乙醇萃取可得第二个活性部分，剩余物质再经凝胶sephadexg - 50后有两个峰，第二峰有活性，再经凝胶sephadexg - 200后有三峰，第二峰有活性，将其经过阳离子交换柱cm - 1后有两峰，此两峰均有抑菌活性。 - 6 - phosphogluconate dehydrogenase ( 6 - pgadase , ec 1 . 1 . 1 . 44 ) was isolated by homogenate , ammunium sulfate fractionation , deae - sepharose chromatography , blue - sepharose affinity chromatography and gel filtration with sephadex g - 200 from bacillus subtilis , and some properties of the enzyme had been studied . a 113 . 8 - fold purification was obtained with a 8 . 2 % yield . the purified enzyme moved as a single electrophoretic band in page
将枯草芽孢杆菌超声波破壁后的粗提取物进行分段盐析、 deae - sepharose阴离子交换柱层析， blue - sepharosecl - 6b特异结合柱层析和sephadexg - 200凝胶过滤等纯化步骤，得到聚丙烯酰胺凝胶电泳为单一蛋白区带，比活为1 . 46u mg的酶制剂。 - The crude extraction of dry pea seed , which was obtained through marination , homogenization , filtration , centrifugation and other methods , was precipitated by 50 mmol / l ( final concentration ) mgq2 . the pellet was chromatographed on aca ^ gel filtration and deae - cellulose 52 ( de 52 ) anion - exchanger . single eluting peak containing ferritin was obtained finally
2 、豌豆种子铁蛋白的纯化豌豆种子经浸泡、匀浆、过滤、离心等操作得到豌豆铁蛋白粗提液，再用终浓度为50mmol / l的mgcl _ 2盐析等处理后，经aca _ ( 22 )凝胶过滤柱层析和deae -纤维素52 ( de52 )阴离子交换柱层析等方法进行纯化，得到单一的豌豆铁蛋白洗脱峰。