搜索结果: 1-12 共查到“化学 Potassium”相关记录12条 . 查询时间(0.098 秒)
Potassium Salt Outperforms Precious Metals As a Catalyst
Potassium Salt Precious Metals a Catalyst
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2015/3/4
"We have shown for the first time that you can efficiently make carbon–silicon bonds with a safe and inexpensive catalyst based on potassium rather than ultrarare precious metals like platinum, pallad...
Comparison Between Potassium Bromate and Ozone as Flour Oxidants in Breadmaking
Comparison Between Potassium Bromate Ozone as Flour Oxidants Breadmaking
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2014/5/23
The objective of this research was to compare the efficacy of potassium bromate with that of ozone treatment in wheat flour oxidation for breadmaking. In the first experiment, flour was treated with o...
Flow-Injection Determination of Vanadium in Seawater Samples with Acidic Potassium Permanganate Chemiluminescence
Vanadium Seawater Samples Acidic Potassium Permanganate Chemiluminescence
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2010/9/17
Chemiluminescence from the vanadium and potassium permanganate reaction was studied under acidic conditions to develop a sensitive method for vanadium determination using the formaldehyde enhancement ...
Preparation and Photoelectrochemical Performance of Potassium Hexatitanate Nanofilm
potassium hexatitanate film sol-gel process atomic force microscopy
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2009/11/13
Nanostructured K2Ti6O13 film photoelectrode produced in situ was prepared on indium-tin oxide (ITO) glass substrate by a sol-gel process and characterized by thermogravimetry (TG) and differential sca...
Direct Iodination of Aromatic Compounds with Polyvinylpyrrolidone Supported Hydrogen Peroxide (PVP-H2O2) and Potassium Iodide or Molecular Iodine
iodinated aromatic compounds iodination hydrogen peroxide supported reagents
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2007/12/19
摘要 Hydrogen peroxide was supported on polyvinylpyrrolidone to afford a stable and mild oxidizing reagent. Activated aromatic compounds were reacted with PVP-H2O2 in the presence of KI or I2 and a cata...
A novel Chemiluminescence method for determination of terbutaline sulfate based on potassium ferricyanide oxidation sensitized by rhodamine 6G
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2007/7/28
专著信息
书名
A novel Chemiluminescence method for determination of terbutaline sulfate based on potassium ferricyanide oxidation sensitized by rhodamine 6G
语种
英文
撰写或编译
作者
Yi Lv,Zhujun Zhang,Yufei Hu,Deyong...
Chemiluminescence determination of melatonin and some of its derivatives using potassium permanganate and formaldehyde system
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2007/7/28
专著信息
书名
Chemiluminescence determination of melatonin and some of its derivatives using potassium permanganate and formaldehyde system
语种
英文
撰写或编译
作者
Guonan Chen,Fuxin Huang,Xiaoping Wu,Zhengfeng Zhao ...
Potassium Cyanoaurate Alert in Woking, Surrey
Potassium Cyanoaurate toxic chemical
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2006/11/16
10 Nov 2006，Surrey police have advised that eight vials (total 147 gram) of a toxic chemical, potassium cyanoaurate (also known as gold potassium cyanide), went missing from a business in Woking after...
Application of Potassium Chromate-Diphenylcarbazide in the Quantitative Determination of Ascorbic Acid by Spectrophotometry
Ascorbic acid determination Spectrophotometry Potassium chromate Chromium-diphenyl-carbazide complex
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2010/4/21
A spectrophotometric procedure for the determination of ascorbic acid in pure form and in a number of pharmaceutical preparations and real samples has been developed that offers the advantages of simp...
Kinetics of Aqueous Pyrite Oxidation by Potassium Dichromate - An Experimental Study
pyrite oxidation potassium dichromate activation energy reaction order trace element content
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2010/4/21
Kinetics of Aqueous Pyrite Oxidation by Potassium Dichromate - An Experimental Study.
Kinetic Spectrophotometric Determination of Nanogram Levels of Manganese (II) by Azo Dye -- Potassium Periodate -- 1,10-Phenanthroline System
manganese (II) kinetic determination azo dye oxidation berries
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2010/4/22
The catalytic effect of manganese (II) on the oxidation of 3 - Methyl - 6 - (2 - hydroxyethoxy) - 2 - [2 - methoxy - 4 - N (N,N - diethylamino) phenylazo] benzothiazolium methylsulphate (MHMDPBM), wit...
Indirect Complexometric Determination of Mercury Using Potassium Iodide as Selective Masking Agent
complexometry EDTA mercury determination potassium iodide masking agent
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2010/6/30
This paper describes a indirect complexometric method for the determination of mercury in the presence of co-ions, based on the selective masking ability of potassium iodide. To the mixture of mercury...