silica gel column 中文意思是什麼

silica gel column 解釋
硅膠吸附塔
  • silica : n. 【礦物】硅石,二氧化硅。
  • gel : n. 凍膠,凝膠(體);定型發膠。vi. (-ll-) 成凍膠,膠化。
  • column : n 1 【建築】圓柱;圓柱狀物〈如煙柱〉。2 【軍事】縱隊 (opp line); 隊;(艦隊的)縱陣,縱列,艦列...
  1. We got 4 parts from the extraction of astragalus variabilis bunge through systemic research ways of phytochemistry, which respectively are the part of petroleum ether, the part of petroleum ether, the part of etoa and the part of n - buoh the part of n - buoh are isolated by the successively methods of silica - gel column chromatography, tlc and sublimation

    摘要採用植物化學成分系統研究的方法,從變異黃芪醇提總浸膏中分段萃取得到石油醚提取部分、氯仿提取部分、乙酸乙酯提取部分和正丁醇提取部分。
  2. The powder was then applied to a silica gel column chromatography charged with 80 % acetone in water and eluted with the same solvent. after concentrating and drying, relatively pure fr - 008 was obtained. hplc assay a comparison between antibiotic fr - 008 and candicidin has been made by studying the hplc separation profiles of antibiotic fr - 008, candicidin and a mixture of both

    對鏈黴菌fr - 008和灰色鏈黴菌imru3570的rflp分析發現,它們的染色體具有很高同源性; pfge的比較研究發現,這兩個菌株的明顯區別是鏈黴菌fr - 008攜帶有兩個線性質粒,而在灰色鏈黴菌imru3570中則沒有這兩個線性質粒。
  3. Methylbenzyl amine as chiral auxiliaries to react with racimic ketorolac. then authors got optical amides. the diastereoisomeric mixture were separated by column - chroatography on silica gel. the results of separation depend on the structure of r

    苯乙胺作為手性輔基,與外消旋酮咯酸生成一對光學活性的酰胺衍生物,再用簡單易行的柱層析方法分離其非對映異構體。
  4. This material was loaded onto a silica gel column and the column was eluted with chloroform several times until the fraction of interest was collected. finally we obtained some light yellow green ointment liquid f i

    採用硅膠作干層析柱填充物,用氯仿作展開劑和洗脫液,反復硅膠層析,對柄海鞘鞘囊氯仿浸提物進行分離、提取與純化,最後得到一淺黃綠色的油狀液體fraction (以下均稱f ) 。
  5. A white needle crystal was isolated and purified on systematic extraction of the alkaloid by silica gel column and gradient sublimation from oxytropis glabra

    摘要採用生物?系統提取、矽膠柱層析分離及梯度升華技術從小花棘豆乾草粉中分離出一種白色針狀結晶。
  6. The methods such as distn. and silica gel column chromatography were used to sep. the various components of the thickener, and the ir spectrometry, gc - ms combination and esi - ms were used to certify the structures of the different components

    用蒸餾和矽膠柱色譜等方法對增稠劑中的各組分進行分離,並用紅外光譜法、氣質聯用和電噴霧質譜法對各組分進行結構鑒定。
  7. An active metabolite was obtained by purification with precipitated by ethanol, sephadex g - 25 gel, deae - cellulose ion exchange resin and silica gel column chromatography

    經乙醇( 95 )沉澱、 sephadexg - 25凝膠層析、 deae -纖維素離子交換層析和硅膠層析純化,得到抑制黑麴黴生長的單一組分。
  8. Conclusion the co - utilization of silica gel column and gel chromatography can greatly improve the efficiency of isolation and purification

    結論硅膠柱色譜和凝膠柱色譜的混合利用可以提高供試品的分離純化效果。
  9. Chromatographic column : the most commonly used filler of chromatographic column is chemically bonded silica gel

    色譜柱最常用的色譜柱填充劑為化學鍵合硅膠。
  10. Methods the optimal elution requirement was found by comparing several different elution agents, and the pure compound was purified by silica gel column and gel chromatography

    方法通過最佳展開劑的選擇,找到硅膠柱色譜系統的最佳洗脫條件,粗分離后的供試品通過凝膠柱色譜系統分離純化得到純供試品。
  11. In the process of experiment, we separated better efficient antioxidative fractions by silica gel column chromatography with different extensible reagent, ethyl acetate : hexane ( 3 : 7 ) and chloroform : methanol ( 9 : 1 )

    實驗中採用乙酸乙酯環己烷( 3 : 7 ) 、氯仿甲醇( 9 : 1 )為展開劑依次二次干柱層析分離出抗氧化物質。
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