Thiocyanate相关论文
Determination of thiocyanate in milk and milk powder by derivatization with pentafluorobenzyl Bromide using n-hexadecylt......
Reaction of zinc acetate, potassium thiocyanate and the ligand 3-ampy gave the discrete tetrahedral complex [Zn(NCS)<sub......
Four Complexes of Mn(Ⅱ),Co(Ⅱ),Ni(Ⅱ)and Cu(Ⅱ)Based on 2-Morpholine-4-yl-4,6-di-pyrazol-1-yl-1,3,5-tri
Three azide bridged complexes,namely,[Mn2L2(N3)4(H2O)2](1),[Co2L2(N3)4]·(H2O)3(2)and[Ni2L2(N3...
Hydrogen Bonded 3D Molecular Self Assembly Constructed from [(Ni(nicotinamide)_2(thiocyanate)_2(H_2O
A new three-dimensional nickel(Ⅱ) hydrogen-bonded molecular self assembly containing [(Ni(nicotinamide)2(thiocyanate)2(......
Four Complexes of Mn(Ⅱ), Co(Ⅱ), Ni(Ⅱ) and Cu(Ⅱ) Based on 2-Morpholine-4-yl-4,6-di-pyrazol-1-yl-1,3,5
Three azide bridged complexes, namely, [Mn2L2(N3)4(H2O)2] (1), [Co2L2(N3)4]·(H2O)3 (2) and [Ni2L2(N3)3(H2O)]N3·(H2O)4 ......
EXPERIMENTAL STUDY AND THEORETICAL INTERPR ETATION OF ELECTRONIC STRUCTURE OF CRYSTAL OF ETHYLENEDIA
d-d electronic absorption spectrum of Ni(en)_3 [Ni (en)_2Ag_2(NCS)_6]·H_2O, ENST, was measured. Absorption bands are a......
Syntheses and Crystal Structures of Two Two-dimensional Coordination Polymers with 2,3-Dimethylpyraz
本文通过对荣华二采区10...
Synthesis and Crystal Structure of a New Three-dimensional Thiocyanate Supramolecular Compound [Cd(p
本文通过对荣华二采区10...
研究了锌(Ⅱ)-硫氰酸盐-孔雀石绿(Zn(Ⅱ)-SCN--MG)体系的共振瑞利散射光谱,探讨了其形成机理,并据此建立了共振瑞利散射光谱测定锌......
Schwertmannite is an amorphous iron(III)-oxyhydroxysulfate that forms in acid mine drainage (AMD) environments. The char......
Chloroform Aided Extraction Spectrophotometric Determination of Rhenium Using Thiocyanate Complexing
A new technique is developed for quantitative determination of rhenium in aqueous media containing molybdenum, iron and ......
[目的]建立离子色谱法测定人尿中硫氰酸盐的快速检测方法.[方法]超纯水稀释尿样,离心后过0.22 μm滤膜,经IonPac NG1预柱在线净化,......
Fabrication of nanoreactors based on polyoxoperoxometalates and enhancement of their catalytic activ
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Synthesis and Crystal Structure of a Three-dimensional Cd(Ⅱ) Coordination Polymer [Cd(μ1,3-SCN)(μ3-p
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
A hydrotalcite with Mg/Al molar ratio 2 was prepared by co-precipitation method and was characterized by XRD,TG/DTA, Zet......
硫氰化物(SCN~-)在焦化废水中的普遍出现,对COD、色度及NH~+_4~-N等指标构成贡献,且生物降解过程中还与其他污染物产生交互作用,影......
The extraction behavior of uranium(VI) from thiocyanate medium with dibenzo-18-crown-6 (DBC) in nitrobenzene and the eff......
A chitosan-modified glassy carbon electrode(CMGCE) was employed for the determination of thiocyanate. The measurement wa......
Synthesis and Crystal Structure of a Three-dimensional Cd(Ⅱ) Coordination Polymer [Cd(μ1,3-SCN)(μ3-p
The three-dimensional complex [Cd(μ1,3-SCN)(μ3-pco)]n has been synthesized with μ1,3-SCN- and pco as mixed bridged li......
Syntheses and Crystal Structures of Two Two-dimensional Coordination Polymers with 2,3-Dimethylpyraz
Two two-dimensional coordination polymers,[Cd(μ1,3-SCN-)2(μ1,6-L)]n 1 and [Co(μ1,3-SCN-)2(μ1,6-L)]n 2,have been synt......
Fabrication of nanoreactors based on polyoxoperoxometalates and enhancement of their catalytic activ
The nanoreactors were fabricated by reacting amphiphilic quaternary ammoniums and polyoxoperoxometalates Kn[PW12_xTix-O4......
Phosphine-free conversion of alcohols into alkyl thiocyanates using trichloroisocyanuric acid/NH4SCN
A convenient and efficient phosphine-free procedure for the one-pot conversion of primary,secondary and tertiary alcohol......
采用电化学法降解硫氰离子。结果表明,当电流密度为40A/m^2、硫氰离子初始浓度为3.45mmol/L、pH值为3、反应时间为2h时,硫氰离子的......
研究建立了含硫化物、硫氰酸盐水质中易释放氰化物的测定方法,采用硝酸银作为掩蔽剂,同时结合两次蒸馏去除硫化物、硫氰酸盐的干扰......
介绍氯化亚锡-硫氰酸盐光度法快速测定lJ系列软磁合金中的钼方法.通过控制铁及其他试剂的加入量,提高显色稳定性.试验证明该方法回......
目的对市售乳制品进行硫氰酸盐检测,了解乳制品中硫氰酸盐的含量。方法采用硫酸铁铵分光光度法对样品中硫氰酸盐含量进行检测。结......
阐述了近几年硫氰化物的测定方法,其内容可分为色谱法、光谱法、电化学法、滴定法及其他方法 。......
采用硫氰酸盐光度法测定高合金钢、锋钢、精密合金及高温合金等钢中钼,介绍测定方法及样品分析结果。......
研究了在聚乙烯醇(PVA-124)存在条件下钼(V)与硫氰酸根和灿烂甲酚蓝(Brilliant Cresyl Blue,BCB)染料形成离子缔合配合物的共振瑞利散射(RR......
硫氰酸盐光度法测定钨的不确定度,主要来源于仪器的综合稳定性、W标准溶液的配制、样品处理、回归工作曲线、重复测量等因素引入的......
目的建立医院制剂抗痨散中芥子碱硫氰酸盐含量测定的方法。方法依据《中国药典〉2015年版一部通则高效液相色谱法(HPLC),以乙腈-0.08mo......
介绍了在H<sub>2</sub>SO<sub>4</sub>溶液中,利用硫氰酸盐做显色剂,测定添加剂中钼的含量的吸光光度分析法。研究中发现在H<sub>2......
含有硫氰酸盐的废水来自许多工业过程,主要是湿法冶金、浮选、煤焦化、印染纺织品、腈纶生产、光整和电镀,由于它的抗水解性和非挥......
采用卫生部指定的“离子色谱法测定牛奶中硫氰酸根”方法,在2011~2012年期间,分别对宁夏地区的奶站和运输车生鲜乳进行监测,总计986份......
对近20年来硫氰酸根的衍生气相色谱分析方法进行了评述。介绍了4种衍生方法。...
铜(Ⅱ)被还原后,可与SCN-、丁基罗丹明B形成三元配合物,该化合物在0.04mol@L-1硫酸介质及0.4g@L-1乳化剂OP存在条件下,可形成1:3:2......
采用亲水性阴离子交换色谱柱,以碳酸钠一碳酸氢钠与乙腈的混合溶液作为淋洗液,实现了碘离子和硫氰酸根峰与样品中干扰峰的分离;选择紫......
在阿拉伯胶存在下,在0.12mol·l^-1硫酸介质中。钒(Ⅳ)-硫氰酸盐-结晶紫形成水溶性离子缔合物,该显色体系最大吸收峰在550nm。试剂空......
根据SCN-对碘和叠氮化物的反应有催化作用的原理,且在一定条件下催化反应进行的程度与SCN-的量成线性关系.加入淀粉溶液与Ⅰ-3显色......
本文研究了在PVA和Tween 80存在下,铋离子与硫氰酸钾和丁基罗丹明B形成缔合型三元配合物,使丁基罗丹明B的荧光熄灭,建立了痕量铋的......
本文研究了在硫酸介质中,Cu(I)-SCN^--罗丹明B体系当有明胶和聚乙醇辛基苯基醚存在时的显色反应。该反应的λmax=595nm,ε=2.0%10^5L.mol^-1.cm^-1,铜在0~5.00μg/25mL范围内具有良好的线性关系。......
基于亚硝酸根对溴酸钾氧乙基橙反应的催化作用及硫氰酸根对此反应的抑制作用,建立了动力学光度法测定痕量亚硝酸根和硫氰酸根的新方......
用直接电位法测定了统扑净生产废水和印染厂排放废水中硫氰酸根的浓度。在温度为 16℃,浓度为 0.02 mol/L HCl 的体系中,以功能高分......
建立了浮选CuSCN间接测定抗坏血酸(Vc)的方法。研究表明,在NaNO3存在下,Cu(Ⅱ)被抗坏血酸还原生成的Cu(Ⅰ)与SCN^-形成CuSCN沉淀而被浮选......
在pH 11.4的NH3-NH4Cl缓冲溶液中,阳离子表面活性剂溴代十四烷基吡啶(TPB)对硫氰酸根阻抑高碘酸钾氧化间甲酚紫的褪色反应具有明显的......
本实验通过对离子色谱条件进行优化,建立了离子色谱法测定生鲜乳中硫氰酸根的检测方法。浓度在0.1~5.0mg/L,硫氰酸根标准曲线的线性相关......
当SCN浓度>5mg/L时对植物尤其是农作物就会产生危害,因此,控制化肥中SCN^-限量十分必要。......
目的:研究富硫氰酸盐类(白菜)、类黄酮类(豆角)食物搭配对大鼠一般状况的影响,对该类食物合理利用建立实验依据。方法:参考人日常摄入该类......
采用乙腈为蛋白沉淀剂对血浆进行预处理,用均匀设计法安排实验,考察了血浆中硝普钠的代谢物硫氰酸盐与硝酸铁试液的反应条件。确定......
用硫脲作还原剂,在酸性溶液中将钼(Ⅵ)还原为钼(V),后者与硫氰酸盐形成橙红色络合物,并用722型分光光度计比色,建立钼浓度与吸光度的关系曲......