We do this verification through an atomic absorption equipment. When the metal is in organic phase we DE - extract and accumulates in another aqueous phase solution.
我们通过原子吸收设备进行验证,当金属在有机相时,通过多次萃取,将其积聚在另外一水相溶液中。
Conventional organic sample preparation methods, such as liquid-liquid extraction and solid phase extraction, are time and solvent consuming, and often involve several complicated procedures.
传统的有机物样品分析前处理方法主要有液-液萃取、固相萃取等方法,这些方法具有耗时长、操作繁琐、且需要大量有机溶剂等缺点。
This paper focuses on the cycloaddition reactions on solid phase supports and their applications in organic synthesis and mechanism research.
本文介绍了在固相载体上进行的环加成反应,及其在有机合成及反应机理研究中的应用。
It also discusses how to raise recovery rate and resolve the emulsification and aging of organic phase.
并就如何提高铟回收率及解决有机相乳化、者化等问题进行了探讨。
Selected means are soil section and region surveys. Tracing phase states are water extracted gold, organic combined gold and nature gold.
选定的手段是土壤剖面及面积性土壤测量,测定的相态是水提取金、有机结合金、自然金。
There are many advantages which the ordinary CEC method doesnt have by using the pure organic solvent as mobile phase.
它以纯有机溶剂作电色谱流动相,具有许多水溶液电色谱所不能比拟的优点。
The recent advances in solid - phase organic synthesis are reviewed in this article.
本文综述了近期固相有机合成研究方面的最新进展。
Aniline in loaded organic phase can be recovered by rectification and the purity ls over99.5%.
负载有机相中的苯胺可用精馏方法回收,其纯度大于99.5%。
This paper introduced solid phase extraction (SPE) technique in details in collecting trace organic vapour pollutants in ambient atmospheres.
祥细介绍了固相萃取技术采集环境空气中痕量有机化合物的方法。
At last, the immobilization of enzyme in organic phase was discussed.
文章还介绍了有机相中固定化酶的新方法。
The recent research progress of preparation technology on organic phase change materials (PCM) is reviewed.
综述了有机相变材料在制备技术方面的研究进展。
From small molecules to biomacromolecules, from organic phase to aqueous media, the application field expands with the development of molecular imprinting technique.
从小分子到生物大分子、从有机相到水相,反映了分子印迹技术的发展趋势。
Every phase has affiliation with each other, combined with organic integer.
每个阶段相互连接,组成有机整体。
The phase speciations of trace thallium in the Yunfu pyrite ore are analyzed, including exchange phase, carbonate phase, oxide phase organic, sulfide phase and phase combined with quartz etc.
分析了云浮硫铁矿中微量铊的相态分布,包括可交换相,碳酸盐结合相,铁锰氧化物结合相,有机质及硫化物结合相,硅酸盐结合相等相态。
The latest advances in solid phase organic reactions and its analytical techniques were reviewed in this paper.
综述了近几年固相有机反应和分析方法的最新进展。
The acid concentration in organic phase increased and approached the stoichiometric saturating value with the increase of the acid concentration in aqueous phase.
随溶质初始浓度的增大,有机相的溶质浓度向饱和萃取量接近;
Thermal characteristics of various basins control organic matters alternation and hydro-carbon phase behavior distribution within them.
不同类型盆地的热特征控制着在地内有机质的演化和油气的相态分布。
There are some reports about the technology for precipitating rare earth oxides directly from loaded organic phase with oxalic acid solution, but they just stop laboratory research mostly.
有关负载有机稀土草酸溶液直接沉淀工艺的研究,已见一些报道,但大都停留在实验室研究基础上。
It is also found that the formation of reversed micelle in the organic phase could improve the extraction rate greatly and the extraction process exhibited obvious dynamic accelerating function.
萃取有机相中反向胶团的形成使萃取率极大提高,还具有明显的动力学加速作用,由此提出了“囊效应”传质理论和数据处理方法。
The factors influencing the enantioselectivity of enzyme catalyzed asymmetric transformations in organic phase, and the enzymatic resolution kinetics are discussed.
总结了有机溶剂中的酶催化研究进展,讨论了影响有机溶剂中酶促不对称转化过程对映体选择性的因素和拆分动力学。
The content of the heavy metal Hg was highest in the acid dissolvable phase, lower in the organic phase and more lower in the water dissolvable phase, it was lowest in the exchangeable phase.
重金属汞在酸可溶相含量最高,有机相次之,然后是水可溶相,而可交换相最低;
A novel heterocyclic amine organic-salt vapor phase inhibitor, named YC-1 was designed and synthesized based on the relationship between the structure and effect of inhibitor.
利用分子内复配思想,根据缓蚀剂结构与效能关系设计、合成了一种杂环胺有机羧酸盐类气相缓蚀剂YC-1。
The recent advances in synthesis of organic small compounds on PEG-support and applications in liquid-phase organic synthesis on PEG-supported reagents are reviewed.
综述了近几年聚乙二醇(PEG)作为可溶性聚合物支载体合成小分子化合物,以及其支载的试剂在液相有机合成中的应用。
The organic phase in bone, especially collagen, plays an important role in the biomechanical properties of bone.
骨中有机成分特别是胶原对其生物力学性质具有重要影响。
The present invention may be used in simple polar organic phase mode to resolve the medicine antimer of zolmitriptan, lamivudine, etc.
本发明可在简单的极性有机相模式下拆分佐米曲坦和拉米夫定等药物对映体。
The stripping and regeneration of the loaded organic phase of P507D were studied.
对P50 7D的负载有机相进行了反萃及再生研究。
Micro-IR spectroscopy is used to analyze the components of the fluid-melt inclusion, in which organic matter is not unique methane phase.
利用显微红外光谱定性研究流体-熔融包裹体中的物相,其有机物不只是单一的甲烷相;
A new method on direct electrolysis recovery of gold from loaded-metal organic phase with electrolyte aqueous solution together was reported.
提出了一种在湿法冶金同时电解载金属有机相制备金属的新方法。
The chiral chromatographic fixed phase stuffing of vancomycin phenylisocyanate after assembled to column may be used in forward phase, reverse phase and polar organic phase chromatographic condition.
用这种方法合成的万古霉素苯异氰酸酯手性色谱固定相填料装柱后,可以在正相、反相及极性有机相色谱条件下使用。
The chiral chromatographic fixed phase stuffing of vancomycin phenylisocyanate after assembled to column may be used in forward phase, reverse phase and polar organic phase chromatographic condition.
用这种方法合成的万古霉素苯异氰酸酯手性色谱固定相填料装柱后,可以在正相、反相及极性有机相色谱条件下使用。
应用推荐