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A method for the simultaneous determination of arsanilic,nitarsone and roxarsone in animal feed was developed by anion solid-phase extraction and high performance liquid chromatography.

采用强阴离子固相萃取柱净化样品，建立了固相萃取/高效液相色谱法同时测定饲料中的阿散酸、硝苯砷酸和洛克沙砷的分析方法。

Based on Karl-Fisher titration, the ratio of water molecules to aurocyanide anion is four.

Karl-Fisher滴定表明每萃入一个Au〓阴离子，同时伴随四个水分子进入有机相。

The purpose of this project is to develop some new azonium moleculars and to investigate the anion recognition, enantioselective recognition and supramolecular catalysis of azoniums.

本项目按申请研究内容在设计合成新型氮鎓分子，研究它们对客体的识别作用及超分子催化作用等方面取得一系列创新结果。

Keywords: azonium; imidazolium; selective synthesis; anion recognition; benzoin condensation

中文关键词：氮鎓；咪唑鎓；选择性合成；阴离子识别；苯偶姻缩合

The experimental results from cyclic voltammetry and constant-potential electrolysis show that the mechanism of the reaction was two molecules and three steps electrochemical process with eight-electrons transferred: anion radical arose in the first step; two-electrons were transferred in the second step and accompanied with coupling reaction of radicals and protonation and dehydrate, the main product was azoxybenzene; two-electrons were transferred in the third step, and azobenzene was achieved.

研究结果表明，硝基苯在铂电极上的电还原反应为双分子八电子三步骤电化学过程：第一步反应为准可逆单电子转移步骤，产生阴离子自由基；第二步为二电子转移步骤，并伴有随后的双分子不可逆自由基偶合反应和快速质子化及脱水反应，主要产物为氧化偶氮苯；第三步是二电子转移产生偶氮苯的过程。

Autoclaved lightweight concrete waste ; silicate anion ; structure ; nuclear magnetic resonance ; belite

压蒸轻质硅酸盐板材废渣；硅酸盐阴离子；结构；核磁共振；硅酸二钙

Inaddition, an unexpected synthesis of an α,β,γ,δ-unsaturated ketone due to an abnormalopening of benzylidene acetal by bromide anion was achieved.

另外，在合成BC环的过程中，由于一步反常的溴负离子开苄叉反应，我们还意外地合成了一个α，β，γ，δ-不饱和酮化合物。

Saccharin,as ligand in crystal,may be existed intypes of monodentate,bidentate,bridge and free anion.

对于糖精作为配体，在晶体中可以以单齿、双齿、桥联、自由阴离子等多种方式存在。

Bilirubinic decomposition product has more powerful antioxidation than vitamin E;dissociative ferrum also plays roles on harmful product such as hydroxy radical and superoxide anion etc;As an important signal molecules,CO play significant roles on neuron information transfer and vascular tone regulation;people pay attention to HO,which is the main enzymatic system producting endogenous CO increasingly.

其中胆绿素的分解产物具有较维生素E更强的抗氧化作用；Fe~(2+)参与催化生成有害的活性氧代谢物，如羟自由基，超氧阴离子等；CO作为一种气体信使分子，在神经元信息传递和血管紧张度调节中起重要作用，HO作为产生内源性CO的主要酶系统日益受到关注。

Structure analysis indicates that it crystallizes in triclinic, space group P1, a =9.554(3)A, b =10.4874(18) A, c =14.027(2) A,α=91.873(15)°,β=91.879(19)°,γ=92.86(2)°. The polymeric anion of [(CH3)4N]As3S5 consists of adjacent 1∞[AS3S5]- chains linked together into a 1∞ [As6S10]2- double chains through planar As2S2 rings . A relatively undistorted Ψ-AsS4 trigonal bipyramidal geometry is observed for the participating As atoms.

b=10.4874(18)，c=14.027(2)，α=91.873(15)°，β=91.879(19)°，γ=92.86(2)°。化合物[(CH_3)_4N]As_3S_5结构中聚合阴离子由邻近的~1_∞[As_3S_5]~-通过平面环As_2S_2连接形成~1_∞[As_6S_(10)]~(2-)链，这种链通过每第二个结构单元环状As_3S_3结构单元的As原子连接组成双链结构，其结构中可观察到赝三角锥配位的ψ-AsS_4。

Summary In copyright infringement cases,if the alleged infringer uses or even plagiarizes the copyrighted works or parts thereof,which causes no substantially adverse effect on the normal exploitation of the work,nor does it inflict any substantial damages to the right owner,the de minis doctrine should be applied to exempt the liabilities of the defendant and seek the balance of interests between the right owner and the general public embodied by the copyright law.

在侵犯著作权案件中，如果被控侵权行为人虽未经著作权人的同意，使用甚至抄袭了受著作权保护的作品或作品的片段，但若情节轻微，未对该作品的正常使用产生任何实质不利的影响，亦未对权利人的权利造成实质性的损害，则应适用&不计琐细原则&，免除行为人的责任，以寻求在权利人利益与著作权法所体现的社会公共利益之间的平衡。

This new product will become our best seller.

这个新产品会成为我们最畅销的产品。