醚溶液 的英文怎麼說

中文拼音 [róng]
醚溶液 英文
ethereal solution
  • : 名詞[化學] (有機化合物的一類) ether
  • : 動詞(溶化; 溶解) dissolve
  • : 名詞(液體) liquid; fluid; juice
  • 溶液 : solution; liquor; scald; aqua
  1. It is white crystal powder, odorless and slightly bitter ; hardly soluble in ethanol, chloroform, aether and benzene and soluble in solutions whose ph value is less or more than 7

    本品在水中易,在乙醇、丙酮、氯仿或乙中幾乎不。本品為兩性化合物,能於酸性或堿性
  2. ( 2 ) in ( no3 ) 3 was dissolved in acetylacetone in the mol ratio of l : 3. they were mixed for about 3 hours to obtain acetylacetone salts. then glycol methyl aether was added in the ratio of 1 : 40 to obtain indium oxide sol. sncl4 was dissolved in glycol methyl aether and then added into the indium oxide sol to prepare transparent and stable ito sol

    ( 2 )通過將銦的無機鹽硝酸銦與乙酰丙酮按摩爾比1 : 3 ,混合攪拌3h左右得到銦的乙酰丙酮鹽,然後按一定摩爾比加入乙二醇獨甲醚溶液,混合攪拌制得氧化銦膠,再將一定量的sncl _ 4入乙二醇獨甲,摻入氧化銦膠制得透明穩定的摻錫氧化銦膠( ito膠) ,該膠性能穩定,易於成膜。
  3. Light yellow paste or powder, soluble in ethanol and ethyl ether, insoluble in water, very soluble in alkaline solution

    1 )淺黃色膏狀物或粉末,於乙醇和乙,不於水,易於堿
  4. He did note, however, that a band appeared in addition of a trace of water to such an ethereal solution.

    但是他確實注意到當往乙醚溶液中加入微量水時,就出現了一條滯帶。
  5. Colorless or light pale yellow liquid with the odor of leaves of ilex, soluble in alcohol, ether, slightly soluble in water, easy to change color in the air

    本品為無色或淡黃色的油狀體,有冬綠樹葉的香味,能於乙醇乙,微於水,置空氣中易變色。
  6. ( 1 ) the pbs nanoparticles were prepared in quaternary system containing p - octyl polyethylene glycol phenylether ( op ) / n - pentanol / cyclohexane / aqueous solution by different homogenization methods, such as shake by hand, stir by machine and disperse by ultrasonic

    本論文的主要內容如下: ( 1 )採用乳化劑op (聚乙二醇辛基苯基)正戊醇環己烷水四組分體系,不同均化手段(手搖、攪拌、超聲)制備納米pbs 。
  7. The dual - bath coagulation method suggested by j. a. va n ' t hof could be used in membranes with high selectivity clearance rate of low - molecular weight substances and moderate water flux theoretically. therefore it may be applied in the field of hemofiltration. to improve and optimize the performance of the pes ultrafiltration membrane applied in the hf, here the flat membranes and hollow fiber ( hf ) membranes are made in certain conditions based on the dual - bath coagulation method where pes is used as the membrane material, dmso as solvent and pvp & peg as additives this paper includes five parts as follow : 1

    為了改善和優化聚碸超濾膜(單浴法)在血過濾實際應用中的性能,本論文以j . a . van ' thof等提出的雙凝固浴法為基礎,以聚碸( pes )為主要成膜材料,以二甲基亞碸為劑,並添加一定分子量的致孔劑( pvp ,聚乙烯吡咯烷酮)以及一定分子量的添加劑( peg ,聚乙二醇)按照一定配比在一定溫度下製成透明均一的鑄膜,靜置脫泡后在一定的工藝條件下製成聚碸平板膜和中空纖維膜,然後通過測試膜的結構和性能來評估其用於血過濾中的前景。
  8. Nos - n was used as the n source of the culture solution and it increased ph of solution. the extent of the increase in ph

    和積的3種處理的的eh增加的值始終是fey feh ) fe 。
  9. In order to study the influence factors of aoa of rose flowers, the effects of drying and extraction methods on the aoa of rose flowers were investigated. the results indicated that drying after high - temperature short - time pretreatment was rather effective to maintain their aoa ; the aoa of water extracts was stronger when the temperature was raised from 25 to 100 ; by using orthogonal test, the optimum extraction conditions of rose flowers were : solvent - 75 % ethanol ; ratio of material and solven - 1 : 10 ; extraction times - three times with 24 h at one time, at the room temperature. the extracts obtained by 75 % ethanol were fractionatedly extracted with petroleum, diethyl ether, ethyl acetate and n - butanol in turn, and the various fractions " aoa were analyzed

    為了探討玫瑰花抗氧化活性的影響因子,比較了不同乾燥方法、提取方法對其抗氧化活性的影響,發現:經短時高溫處理后再進行乾燥有利於較好地保持玫瑰花的抗氧化活性;以水作劑提取時, 25 100范圍內水提的抗氧化活性隨著溫度的升高而增強;通過正交實驗篩選得到常溫下玫瑰花抗氧化活性物質的最佳提取方法為: 75乙醇為劑,料比1 : 10 ,提取3次,每次24h ; 75乙醇提取物依次用石油、乙、乙酸乙酯、正丁醇等有機劑進行兩相分部萃取,發現玫瑰花的抗氧化活性物質主要存在於乙酸乙酯部,說明玫瑰花抗氧化活性主要成分可能是單寧類、黃酮苷類和原花色素類化合物; 4
  10. Test method for the viscosity of the dilute solution of polychloroether resin

    聚氯樹脂稀粘度試驗方法
  11. To capsicum for raw materials dissolved in ethanol and used petroleum ether, ether from the organic solvent solution extraction and purification wealthy markets prospect of food additives and with extensive medical value of the material - pepper accuracy ; and further research in ethanol concentration, saponification time, temperature under different conditions, such as the purity level of capsaicin

    以辣椒精為原料於乙醇中,再利用石油、乙等有機劑從中提取和純化富有市場前境的食品添加劑和具有廣泛醫用價值的物質辣椒精;並進一步研究在乙醇濃度、皂化時間、溫度等不同條件下得到的辣椒堿純度高低。
  12. We have synthesized two novel crown ether compounds which possess the properties of lyotropic liquid crystals. the one is n - octoxymethyl - 15 - crown - 5, the other is ( 15 - crown - 5 ) methyl stearate. the hydrolysis of pnpp ( p - nitrophenyl pipolinate ) catalysis by n - octoxymethyl - 15 - crown - 5 micellar solution has been studied spectrephoto - meterically

    我們合成了兩種具有晶性質的冠化合物,正辛氧基甲基- 1 , 4 , 7 , 10 , 13 -五氧雜環十五烷和硬脂酸( 15 -冠- 5 )甲酯和3 -正辛氧基- 1 , 2丙二醇。
  13. After the acet is vaporized, the active substance in water is gotten. and which is vaporized at low temperature. then the crude active substance is purified by column chromatography on sephadex g - 75. after a series of purifications again, we could get some white powder at last. though the active substance is diluted to50 g / ml, the activity is still checkeded - up through phyto phtnora casicileon. the purified active substance is insensitive to heat, resistant to chloroform 、 ethanol and the orhers. in addition, the active substance is sensitive to high ph ( 10 ~ 14 ), but it is not sensitive to low ph ( 1 ~ 5 ). furthermre, when the ph is made to low again, the activity of it ' s comes back

    用蒸餾水對菌體稀釋;加入適量吸附樹脂在150rpm 、 28下振蕩吸附4h , 80 %的丙酮解吸,過濾解吸得到活性物質的澄清,旋轉蒸發儀旋轉蒸發去處丙酮,經sephadexg - 75分子篩層析得單一活性峰,收集峰值部分樣品經冷凍乾燥得到淡褐色粉末,該活性物質用丙酮充分洗滌、甲醇-乙重結晶獲得略帶微黃的白色粉末,該活性物質50 g / ml仍可對蘇雲金芽孢桿菌hd - 1產生明顯的抑制作用。
  14. The grafting of propanetriol - diglycidyl - ether onto the silk fabric was accomplished by microwave radiation, followed by finishing the grafted fabric with the chitosan - acetic acid solution through double - dip - double - nip

    採用微波輻照方法接枝丙三醇縮水甘油,再用殼聚糖醋酸進行二浸二軋后整理。
  15. Secondly, the solution of psc - 11 in o - nitrophenyl n - octyl ehter ( npoe ) were immobilized in a porous polymeric membrane ( celgard 2400 ) to prepare the supported liquid membranes

    其次,用psc - 11的鄰硝基苯基正辛醚溶液固定在多孔聚合物膜( celgard2400 )中制備支撐膜。
  16. Division i main business of organic solvents and ink paint adhesive plastic chemicals used in rubber industry functional aids / paint / resin / rubber products kinds of raw materials, these solvents include : organic solvents : esters, chunlei, milei, acids, benlei, three carbofuran, pce, acetone, dingmi, ethyl ether, glycol ether acetate esters, glycol ether acetate esters, fertilizer category include : flow ping agent xiaopaoji decentralized agents zengchouji microbicides fangmeiji even dry run of organic and inorganic pigments powder paint size

    我司主要經營有機劑化工品和油墨塗料粘合劑塑料橡膠行業所用功能助劑/顏料/樹脂/橡膠粉等原材料產品,其中劑包括:有機劑:酯類,醇類,類,酸類,苯類,三氯乙烯,四氯乙烯,丙酮,丁,乙,乙二醇乙醋酸酯,丙二醇甲醋酸酯,助劑類包括:流平劑消泡劑分散劑增稠劑殺菌劑防霉劑催干劑及各類有機無機顏料粉和顏料漿
  17. Performance and synthesis methods of perfluoroalkyl vinyl ether, non - aqueous solution polymerization and aqueous solution polymerization processes of tetrafluoroethylene - perfluoroalkyl vinyl ether copolymer are reviewed. polymerization methods of ethylene - tetrafluoroethylene copolymer are introduced

    摘要介紹了全氟代烷基乙烯基的物性和合成方法;敘述了四氟乙烯與全氟代烷基乙烯基共聚物非水、水聚合工藝。介紹了乙烯四氟乙烯共聚物的聚合方法。
  18. Polymerization and characterization of schiff base type liquid crystal polymers containing crown ethers schiff base type liquid crystal polymers containing crown ethers with high moderate weights were polymerized via low temperature solution polymerization

    以二氨基二苯並冠和二醛類化合物為單體,通過低溫聚合法合成了中等分子量的schiff堿型晶高分子。
  19. Determination of viscosity number and limiting viscosity number of chlorinated polyether in dilute solution

    聚氯樹脂稀粘數和特性粘數測定
  20. Cyclic voltammetry ( cv ) in sulphuric acid solution and dimethyl ether solution is employed to characterize the catalytic activity of the electrocatalysts ; transmission electron microscopy ( tem ) and x - ray diffraction are employed to characterize the microstructure of the electrocatalysts ; the electrochemical characteristics of the direct dimethyl ether fuel cells ( ddfc ) made from the electrocatalysts are tested by arbin fuel cell test systems

    在h2so4中採用循環伏安對催化劑的電化學行為進行了評價;在飽和二甲醚溶液中採用循環伏安研究了pt / c催化劑對二甲氧化性能;通過透射電子顯微鏡( tem )和x射線衍射儀( xrd )分析了催化劑的表面物理特徵;通過arbin燃料電池系統對催化劑制備二甲燃料電池進行評價。
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