When chymotrypsin was immobilized inthe gels, the stability of the immobilized enzyme is much raised when compared withthe free enzyme.

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The effects of water content and the added amount of triethylamine on peptide synthesis by immobilized enzyme were different from that of free enzyme. The catalytic efficiency of immobilized enzyme was better than that of free enzyme in most cases. The reuse times of immobilized α-chymotrypsin on MCM-22 are about 4-5 times.

結(jié)果表明，有機(jī)溶劑中含水量狂插美女女阴道动态、三乙胺的加入量對自由酶與固載化酶的影響程度不同97性美女爽爽视频5；多數(shù)情況下固載化酶的催化效果優(yōu)于自由酶；吸附固載化酶的重復(fù)使用次數(shù)有限黄片爆草中文字幕。

A kinetic model is proposed for producing invert sugar from sucrose by immobilized yeast cells and its application in batch fermentation is presented in detail. A solution of the kinetics differential equation is given to describe the effect of fermentation time, stirring speed, immobilized cells size and substrate concentration on the inversion coefficient.

提出了固定化酵母生產(chǎn)轉(zhuǎn)化糖動力學(xué)模型人人摸人人操人人干人人射，研究了該模型在批發(fā)酵過程中的應(yīng)用，由給出的動力學(xué)微分方程的解表明了轉(zhuǎn)化率與反應(yīng)時間中文字幕-CaO|草榴神社、攪拌速率可以免费在线观看的A片、固定化細(xì)胞媒體大小和基質(zhì)濃度間關(guān)系。

A selective and mild PS-DIB/ionic-liquid immobilized 2, 2, 6, 6-tetramethyl-piperidin-4-ol-N-oxyl catalytic oxidation procedure of alcohols to the corresponding aldehydes and ketones in ionic liquid BF4 at room temperature was developed. The oxidant PS-DIB was prepared via the iodation and acetylation of polystyrene resin. For the preparation of the ionic-liquid immobilized TeMPO catalyst, 4-(2, 2, 6, 6-Tetramethyl-1-oxyl-4-piperidoxyl)butyl bromide was first synthesized from TeMPO and 1, 4-dibromobutane.

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A selective and mild PS-DIB/ionic-liquid immobilized TEMPO catalytic oxidation procedure of alcohols to the corresponding aldehydes and ketones in ionic liquid BF4 at room temperature was developed. The oxidant PS-DIB was prepared via Iodation and acetylation of polystyrene resin. For the preparation of the ionic-liquid immobilized TEMPO catalyst, 4-(2,2,6,6-Tetramethyl-1-oxyl-4-piperidoxyl)butyl bromide was first synthesized from 2,2,6,6-tetramethyl-piperidin-4-ol-N-oxyl and 1,4-dibromobutane.

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Continuous culture of immobilized Acidithiobacillus ferrooxidans can be used to remove H2S and SO2. In order to reduce the negative effect of jarosite which formed during the oxidation of Fe(superscript 2+) by immobilized cells, the changing of initial pH and the ingredient in 9K medium were tried.

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Continuous culture of immobilized Acidithiobacillus ferrooxidans can be used to remove H2S and SO2. In order to reduce the negative effect of jarosite which formed during the oxidation of Fe2+ by immobilized cells, the changing of initial pH and the ingredient in 9K medium were tried.

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NMB showed an electrostaticbinding with the immobilized ssDNA, and both electrostatic and intercalative bindingswith the immobilized dsDNA.

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Carambola, after zymolysis,juicing and compositions regulation, was used for the contrast experiment of immobilized fermentation and free fermentation, the contrast experiment of immobilized fermentation under different temperature, and the optimized experiment of immobilized fermentation by multiple yeasts, respectively.

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In addition, under the above-selected nitrosification condition, the immobilized cells N4 and B08 were used for the combined short-cut biodenitriflcation with the ratio of immobilized cells 1:1 and the seed volume 15%, 27h the denitrogenation efficiency reached 97.53%; the immobilized cells N4 and B08 were used to do denitrogenation application test on eutrophic lake water of our school, 12h the NH4+-N removal rate was 84.06%.

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