離子交換液 的英文怎麼說
中文拼音 [lízijiāohuànyè]
離子交換液
英文
ion exchange liquid- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 交 : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 液 : 名詞(液體) liquid; fluid; juice
- 離子 : [物理學] ion
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The reaction was allowed to proceed for 7 min at 30c, then 25 l aliquots was removed and spotted on whatman p81 paper, counted t
取25pi點于whatlnanpei強陽離子交換濾紙上,將濾紙置於液問瓶內,用beckman液問計數儀測定cpm值。Soil quality. determination of effective cation exchange capacity and base saturation level using barium chloride solution
土壤質量.使用氯化鋇溶液測定有效陽離子交換能力和基本飽和等級Soil quality. determination of the potential cation exchange capacity and exchangeable cations using barium chloride solution buffered at ph
土壤質量.用氯化鋇ph溶液測定離子交換能力和可交換的離子Study on decoloration of shikimic acid by ion exchange resin
離子交換樹脂對莽草酸粗提液的脫色研究Finally, the anion exchanger was used to recover dehalogenase from unclarified cell homogenate, while the cation exchanger was introduced to purify nattokinase directly from fermentation broth
最後,所開發的陰離子吸附劑被應用於從細胞勻漿中提取脫鹵酶,而陽離子交換劑則被用來從發酵液中提純納豆激酶。Ions separation in liquid phase. polymeric ion exchange membranes. characterisation and test methods of homopolar membranes
液相離子分離.聚合的離子交換薄膜.單極薄膜的特點和試驗方法Based on the extensive studies of subtilisin - like protease ( prl ) of metarhizium anisopliae, extracellullar serine protease is suggested to be a key enzyme involved in the fimgal penetration to invertebrates. the investigation of serine protease in the nematode infected by owvtl may help to understand the mechanism of nematophagous fimgi as biological control agents. a 3l kda serine protease was isolated and purified from the liquid culture of h rhossiliensis owvtl challenged with nematode panagrellus redivivus
本研究利用線蟲誘導下owvt - 1菌株液體發酵,通過粗分級分離、離子交換層析和凝膠過濾層析分離提純了一個分子量為31kda的絲氨酸蛋白酶,生物學測定表明其對大豆胞囊線蟲二齡幼蟲具有致死作用,同時測定了該酶理化特性,酶活力在75附近酶活力最高,隨著ph的增加酶的穩定性升高,與膽堿酯酶具有相似的ph曲線,對特異性底物aape ( suc - ala - ala - pro - glu - pna )具有作用, ssi和ci - 2抑制該酶的活性。Medium experiments were arranged under uniform design, and then an optimum medium was got accordingly. the culture liquid was centrifugalized at 3, 500r / min for 30min, then ammonium sulfate was added into the supernatant to a final concentration of 30 % to precipitate the others
通過硫酸銨分級沉澱、 deaesephadexa - 50陰離子交換凝膠層析和sephadexg - 75凝膠柱層析對發酵液進行分離和純化,並得到電泳純的酶。Huwentoxin xi ( hwtx ~ xi ), a serine protease ! inhibitor, consists of 55 amino acid residues with three disulfide bridges. the toxin was isolated from the venom of the chinese spider ornithochoctonus huwena by ion - exchange chromatogram - phy and reverse phase high performance liquid chromatography
本文報道從虎紋捕鳥蛛( ornithochoctonushuwena )粗毒中,應用陽離子交換和反相高效液相色譜的方法分離到一種胰蛋白酶抑制劑,命名為huwentoxin - ( hwtx - ) 。A neurotoxic peptide ( named huwentoxin - v ) was purified from the venom of the spider by a combination of ion exchange chromatography and reverse phase hplc. hwtx - v has 35 amino acid residues, with the molecular mass 4111. 4da. the amino acid sequence has been determined as nh2 - ecrwylggcsqdgdcckhlqchsn - yewcvwdgtfs - cooh, which consists of 6 cys, formed three pairs of disulfide bridges
本文報道從虎紋捕鳥蛛( selenocoimahuwena )粗毒中,結合陽離子交換和反相高效液相色譜分離純化出一種昆蟲毒素,命名為虎紋捕鳥蛛毒素- ( huwentoxin - , hwtx - ) ;其天然突變體( themutantofhuwentoxin , mhwtx - )也同時純化出來。Purification and characterization of phytase from a. niger an 01001 a. niger an01001 was inoculated on solid media and cultivated at 30 for 5 days. proteins were extracted from solid - state fermentation with 50mm acetate buffer ( ph5. 5 ). the molecule weight of the phytase protein was determined as about 78kd by sds - page. the purification procedures include ammonium sulfate precipitation, deae - cellulose ion - exchange chromatography, gel electrophoresis and electroelution
3 .植酸酶的分離純化及其性質研究黑麴黴ano1001經固體發酵,用緩沖液抽提后,經硫酸按沉澱, deae一纖維素離子交換層析,聚丙烯酞胺凝膠電泳和電洗脫等純化步驟獲得的植酸酶,用sds一page檢測為一條均一譜帶,其分子量約為78kd 。Mm ). mg2 +, mn2 +, zn2 +, fe2 +, fe3 +, cu2 + have enabled effect on enzyme activation and edta produce a strong inhibitory effect on the enzyme. embranch amino acid have no effect on the enzyme
在離子交換柱層析中,採用不同的ph值及不同類型的緩沖液對純化條件進行優化,最終選擇了ph6 . 0mes緩沖液,並得到了酶蛋白洗脫點為0 . 24 0 . 32mol lnacl 。A charged mosaic membrane consists of a set of anion and cation exchange elements arranged in parallel, each element providing a continuous pathway from one bathing solution to the other
荷電鑲嵌膜系由一系列規則排列的陰離子和陽離子交換基團所組成,每一基團為其反離子提供從原料液相到滲透液相的連續通道。The soil factors affecting the capacity of fixing - ammonium in tested soils were mainly parent material, soil clay composition, ph, cec, organic matter, available n and concentration of nh4 + in soil
其影響因素主要有成土母質、粘土礦物組成、土壤陽離子交換量、 ph值、有機質含量、堿解氮含量和土壤溶液中銨離子濃度等。The extraction of amino acids by ion - exchange, liquid membrane and reverse micelle and their applications in the separation of hair - hydrolyzed amino acids are summarized
總結了氨基酸制備中的三大萃取技術:離子交換反應萃取,液膜分離萃取和反相膠團萃取及其在毛發水解氨基酸萃取分離方面的應用。Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon
採用高錳酸鉀氧化預處理的碳載體比表面積較大,表面含氧官能團數量較多,親水性較好,有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑,有利於碳載體在前軀體溶液中的分散,容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt ( no _ 2 ) _ 2 ( nh _ 3 ) _ 2作為前軀體,可以使前軀體離子和碳載體表面的酸性含氧官能團發生離子交換反應,使得前軀體離子吸附量增大,分散更加均勻,以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。Principle of multi - floating calibration and application in design of moisture teller
再生液自調控浮動床離子交換器在我廠的應用Reacted with excessive epichlorohydrin and dipped in 2. 5 - 3. 0 m naoh solution, the content of epoxy groups in activated cell - ti was found to be up to 220 mol / ml. this content resulted in a high anion exchange capacity of 0. 2 mmol cl - / ml
當naoh溶液濃度為2 . 5 3 . 0mol l且環氧氯丙烷相對過量時,活化基質中的環氧基含量達220 mol ml ,由此產生的陰離子吸附劑的離子交換容量為0 . 20mmolcl ~ - ml 。The membrane properties were found to be dependent upon the content of styrene. the membrane physic - chemical properties compare to nafion 117 except that their chemical stability has to be further improved to make them acceptable for practical use in the proton exchange membrane fuel cell. the proton transport through the membrane follows the " liquid - like " proton conductivity mechanism y and the water balance is important for the working condition of the fuel cell
對磺化膜的研究分析表明:膜的性能參數如離子交換容量、吸水率、水合系數、形體穩定性、導電性能、化學與熱穩定性等依賴于膜中苯乙烯含量,且接枝苯乙烯相互間的位阻效應對膜性能影響很大;膜的性能可與nafion膜相比較;質子在膜中的傳導遵循「似液體」質子傳導機理;電滲析與擴散作用使膜保持水平衡。Elution the removal of an adsorbed substance in a chromatography column or ion - exchange column using a solvent ( eluent ), giving a solution called the eluate
洗脫:是用溶劑(洗脫液)將色譜柱或離子交換柱中的被吸附物質洗脫出來並排出洗出液的過程。分享友人