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The phosphorus contents adsorbed by iron plaque were 81.7% for Arundo donax Linn and 85.7% for typha latifolia of the wetland plants with iron plaque.

芦竹根表铁氧化物胶膜吸附的磷占根系吸附吸收磷的81.7%,香蒲是85.7%。

A method has been raised to produce polystyrene surfaces with atomically flatness. A mean roughness of 2 〓 for areas of 25 〓 can be easily produced.

利用AFM确证了anti-HBs的物理吸附及物理吸附anti-HBs捕捉抗原的能力跟表面形貌有关,不同固定方法固定的anti-HBs分子的空间取向不同。

The adsorption isotherms of Sodium Dodecyl Sulfonate onto wool fiber surface which experienced clean processing from an acid aqueous solution(pH3.0~3.5) by conductance method at 366K(93℃) were studied, so did the isotherms of wool adsorbing SDS from different aqueous solutions which containing various auxiliaries(containing glycol/benzalcohol and zinc sulfate).

戴丽 ,耿信鹏,林国栋采用电导法研究了366K(93℃)时经洁净处理的羊毛纤维在酸性(pH=3.0~3.5)水溶液中对十二烷基磺酸钠的吸附等温线,以及羊毛在不同助剂(含乙二醇/苯甲醇和硫酸锌)的水溶液中对SDS的吸附等温线。

The absorrption of benzoid compound by activated carbon fiber was studied. In theexperiment, the influence of the rate of filtration to the purification effeciency was researched. On the basis of summarizing the principle, advantage and recent research on watertreatment by the activated carbon fiber, adsorption performance of three activated carbons(fibrous, granulose, and powdery) were studied.

选用粘胶基活性碳纤维吸附废气中苯系物,考察了吸附过程中滤速对净化效率的影响,结果表明:滤速为0.20m/s以下时,活性碳纤维对废气中苯系物的净化效率达到90%以上;滤速为0.22m/s时,其净化效率有所下降,净化效率由大到小依次为邻二甲苯、甲苯、苯。

The u decreased about 50% compared to the control when 360 uM benzoquinone was added into the polysulfide solution. The negative effect of radical inhibitors suggests that free radicals were directly involved in the reaction.

该结果表明,应用传统的液液萃取方法,由于将吸附在悬浮颗粒物上的农药也计算在内,而实际上被吸附农药的生物有效性并不高,因此采用SPME方法评价农药的毒性更为可靠。

Isotherms of benzothiophene on the activated carbon were separately measured at different temperature, and then the variation of the adsorption of benzothiophene on the activated carbon was discussed with the help of the hard and soft acid and base principle.

结果表明,活性炭表面负载Ag^+、Ni^2+、Cu^2+或Zn^2+离子,可提高活性炭吸附苯并噻吩硫化物的能力,而活性炭表面负载Fe^3+或Co^3+离子,反而降低了活性炭吸附苯并噻吩硫化物的能力,这主要是活性炭表面的酸碱性质发生变化。

Among the investigated N-heterocyclic compounds sorption of benzotriazole showed a peculiar feature in that ternary surface complexation with Ca2+ appears to be the dominant sorption mechanism.

在考察苯并三唑的吸附过程中显示了一个特殊性质:3重的与Ca离子的表面络合好像是主要的吸附机理。

It is also confirmed that the reaction of producing pyrrole by reaction of furan with ammonia belongs to bimolecular reaction in which the reactants were competitively absorbed on the surface of catalyst prior to the reaction.

研究还表明,氨和呋喃催化脱水合成吡咯的反应,属于吸附在催化剂表面上的双分子反应,二者在催化剂表面呈竞争吸附,因此两反应物之间应有一个最佳摩尔比。

Taking the integrated bioreaction and separation process as guide, a new technique, viz. the technique of in situ product removal based on the adsorption of the product by macroreticular resin JD-1 directly from the fermentation broth, was developed for pristinamycins production.

以生物反应与分离耦合的集成化思路为指导,建立了以JD-1大孔吸附树脂直接从发酵液中吸附分离目标产物的原位分离技术并耦合普那霉素发酵的新方法。

The invention discloses a dielectric hole-microhole composite material and synthesizing method in the inorganic porous material, adsorbing material and catalytic material technical domain, which comprises the following steps: adopting zeolite molecular sieve as raw material; reacting with sodium bisilicate solution under 30-60 deg.c for 10-300 min; disintegrating particle part of zeolite molecular sieve into piece with microhole structure; adding cetyl trimethyl ammonium bromide as molder; adjusting pH value of mother liquid to 10-12; aging 1-8h; adding in the high-pressure autoclave to do water heat synthesizing reaction at 80-130 deg.c for 24-72h; separating solid; washing; drying; sintering under 500-600 deg.c for 5-10h; obtaining the Si-Al porous material with dielectric hole and microhole composite structure.

本发明属于无机多孔材料、吸附材料和催化材料技术领域,涉及具有介孔-微孔复合材料及其合成方法。其特征是以沸石分子筛为原料,用偏硅酸钠的水溶液在30~60℃反应10~300分钟,使沸石分子筛的颗粒部分解离形成具有微孔结构的碎片,加入模板剂十六烷基三甲基溴化铵,然后调节母液pH值为10~12,老化1~8小时,然后加入高压釜于80~130℃进行水热合成反应。反应24~72小时后,分离出固体,水洗、干燥,然后于500~600℃焙烧5~10小时,得到具有介孔和微孔复合结构的硅铝多孔材料。本发明的效果和益处是所发明的合成方法可用于合成多种沸石结构和介孔结构的复合材料,所合成的材料经过质子交换可以具有较强的酸性,在吸附和催化领域具有广泛应用前景。

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