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金橙G螯合树脂分离富集样品中铂,铑的研究张辉1,唐杰1(1.河北省唐山市唐山师范学院化学系)摘 要:合成了金橙G螯合树脂,并用于分离富集样品中的铂,铑.实验研究表明,分离富集试液酸度为pH 1.0,分离柱高为200 mm,通过分离柱的试液流速为0.4 mL/min时,加入铂,铑标准物质的回收率在94.5%~103%之间.标准样品经金橙G螯合树脂分离富集后,采用极谱法连续测定铂,铑,测定结果与标准值相吻合.关键词:金橙G螯合树脂; 分离富集; 铂; 铑......
MONTE CARLO SIMULATION STUDY OF SURFACE ELECTRONIC EXCITATION OF NOBLE METALS H.M.Li1,Z.J.Ding1,Z.M.Zhang1,Q.R.Pu1 (1.Structural Research Laboratory and Department of Astronomy and Applied Physics,University of Science and Technology of China,Hefei 230026,China) Abstract:In this work we present a numerical simulation of REELS-spectrum for noble metals,Au and Ag. The calculation is based......
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Potential recovery of precious metals from waste laptops in JordanMohammad A.T.Alsheyab摘 要:To achieve a sustainable development in the electronic... materials.In this paper, laptops were imported to Jordan in 2011 as an example to show the potential recovery of metals and precious metals from high grade waste electronic and electrical equipment......
Adhesion between Nonreactive Liquid Metals and Transition Metal Carbides李建国摘 要:<正> On the basis of the experimental work of adhesion(W)data,the adhesion between transition metal car-bides and pure liquid metals which do not react with carbides is studied.In view of great scattering of the ex-perimental values of W,a critical analysis......
A New Analysis of Hydrogen Diffusion in Metals with Trapping杨柯,曹名洲,万晓景,高树俊,师昌绪摘 要:<正> A new model of hydrogen diffusion in metalshas been developed,it is more efficient todescribe the hydrogen diffusion with trappingin metals.In the model newly developed an impli-cit dependence on time of hydrogen diffusioncoefficient in metals with trapping......
J. Cent. South Univ. Technol. (2011) 18: 1408-1412 DOI: 10.1007/s11771-011-0854-8 Heavy metals accumulation effect in rabbit body fluids after smoking ZHONG Kuang-biao(钟狂飚)1, GUI Ming(桂明)1, ZHU...; Abstract: Concentration of heavy metals in blood and urine of rabbit after......
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