Results 31 to 40 of about 464,351 (91)
[Application of imine covalent organic frameworks in sample pretreatment]. [PDF]
Yuan H, Lu Z, Li Y, Zhang C, Li G.
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EM技术应用于废水生物处理具有广阔的发展前景。介绍了EM中代表性的微生物组成、作用及EM处理废水的机理,列举了国内外利用EM技术处理生活污水和工业废水的实例,并对EM技术和传统活性污泥法进行了比较,认为该技术应用于活性污泥系统中具有污泥量少,处理效果好等特点;并介绍了EM制剂的生产应用 ...
廖银章, 严平, 李旭东
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[Recent advance of new sample preparation materials in the analysis and detection of environmental pollutants]. [PDF]
Feng J +8 more
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[Determination and level investigation of 45 hormones in edible bird's nest by solid phase extraction-high performance liquid chromatography-tandem mass spectrometry]. [PDF]
Xu D +6 more
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[Application progress of hypercrosslinked porous organic polymers in cartridge-based solid phase extraction]. [PDF]
Qin TT, Gao L, Zhao WJ.
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[Spherical amino-functionalized covalent organic frameworks: Synthesis and adsorption performance toward perfluorinated compounds]. [PDF]
Ye JB, Liu JW, Cui AQ, Wu XY, Sun H.
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木质素是自然界中来源最广泛的芳香类多聚物,具有储量丰富、可再生等优点。由于当前木质素提取工艺普遍存在着提取成本高、纯度低、均一性差的特点,使其应用依旧停留在燃烧供能、减水剂等较初级的水平,无法被有效的用于高附加值产品的生产。为开发出适合高纯木质素的提取工艺,本论文以核桃壳为原料,开展了如下研究:首先,开发了水热耦合高沸醇提取工艺并对其进行优化,以解决高沸醇提取木质素工艺效率低、含糖量过高而导致的品质差等不足。核桃壳首先经水热预处理,半纤维素含量被脱除83.45%,木质素含量则提高了14.91%。随后,
常森林
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[Application progress of covalent organic framework materials in extraction of toxic and harmful substances]. [PDF]
Zhang W, Liu G, Ma W, Fang M, Zhang L.
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影像废水是一种典型的高浓度、难降解、具有生物毒性的废水,所含物质因具有极强的环境负面效应而被列入《国家危险废物名录》,未经处理直接排入水体将对环境造成严重危害。催化湿式氧化(Catalytic Wet Air Oxidation, CWAO)是一种高效、可行的处理高浓度难降解有毒废水的技术。本论文旨在利用CWAO技术来探索影像废水的降解性能。 分别采用壳层分布Ru/TiO2催化剂、铁-铝交联蒙托石催化剂、尖晶石型复合氧化物催化剂对影像废水做了CWAO降解初探。壳层分布Ru ...
鲁晓阳
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