搜索结果: 1-12 共查到“化学 Alkaline”相关记录12条 . 查询时间(0.107 秒)
Comparative kinetic studies on the alkaline hydrolysis of halogen substituted isocoumarins
Hydrolysis isocoumarin kinetics
2010/10/18
Kinetics of the hydrolysis of 3-(2'-chloro-6'-fluorobenzyl) isocoumarin (1), 3-(4'-fluorophenyl)isocoumarin (3), 3-(2'- fluorophenyl)isocoumarin (5), 3-(2'-chlorophenyl)isocoumarin (7), and 3-(4'-chlo...
Development of Alumina Supported Alkaline Catalysts Used for Biodiesel Production
Biodiesel canola oil heterogeneous catalyst Al2O3 supported catalysts
2010/4/9
The transesterification of canola oil with methanol was studied in a heterogeneous system, using g-Al2O3 supported alkaline catalysts. All the catalysts were prepared by incipient-wetness impregnation...
The Kinetics and Mechanism of Ruthenium(III)-Catalyzed Oxidation of Tris(2-amino ethyl)amine by Hexacyanoferrate(III) in Aqueous Alkaline Medium
Ru(III) catalyzed oxidation oxidation of TREN hexacyanoferrate (III)oxidation of TREN
2010/4/16
The kinetics of ruthenium(III)-catalyzed oxidation of TREN, i.e. tris(2-amino ethyl)amine(3-hydrochloride) by an outer sphere electron transfer oxidant, potassium hexacyanoferrate(III), was investigat...
Electrocatalytic Oxidation of D-Glucose Using a Cd ad-atom-Modified Au(111) Electrode in Alkaline Solution
Cadmium, UPD D-glucose fuel cells double layer capacity single crystal gold electrode
2010/4/16
Au(111) single crystal electrodes were modified by underpotential deposition (UPD) of Cd ad-atoms with different coverages, which were used for the electrocatalytic oxidation of glucose in alkaline me...
THE RETENTION BEHAVIOR OF ARSENIC COMPOUNDS ON PRP-X100 COLUMN UNDER ALKALINE CONDITION
高效液相色谱法 火焰原子吸收光谱 砷化合物形态
2007/12/13
系统地研究了碱性条件下（ｐＨ８～１０．８）Ａｓ３＋，Ａｓ５＋，ＭＡ，ＤＭＡ和ＡＢ等砷化合物在ＰＲＰ－Ｘ１００阴离子交换柱上的保留行为。用火焰原子吸收光谱（ＦＡＡＳ）测定从ＨＰＬＣ分离的砷化合物，即通过一根１ｍ×０．２３ｍｍｉ．ｄ．不锈钢毛细管，将ＨＰＬＣ柱出口与ＦＡＡＳ的雾化器连接起来，采用乙炔／空气火焰，在１９３．７ｎｍ处测定。具体研究了两个流动相（２０ｍｍｏｌ／ＬＮＨ４ＨＣＯ３和２．５ｍｍｏｌ...
Investigation on Mechanism for Separation of Alkali, Alkaline Metal and Ammonium Cations in Nonaqueous Capillary Electrophoresis
alkali metals alkaline earth metals ammonium cation open-tubular pseudo capillary electrochromatography nonaqueous medium
2007/12/13
Investigation on Mechanism for Separation of Alkali, Alkaline Metal and Ammonium Cations in Nonaqueous Capillary Electrophoresis。
Kinetics and Mechanism of Oxidation of 1,3--Butylene Glycol by Dihydroxyditellutoargentate(III) in Alkaline Medium
Dihydroxyditellutoargentate(III) 1,3--Butylene glycol Redox reaction Kinetics and mechanism
2010/4/19
The kinetics of oxidation of 1,3--butlene glycol (b - BG) by dihydroxyditelluto- argentate(III) were studied spectrophotometrically between 298.2 and 313.2 K in alkaline medium. The reaction rate show...
Kinetics and Mechanism of Oxidation of n--Propanolamine by Dihydroxydiperiodatonickelate(IV) in Alkaline Medium
Dihydroxydiperiodatonickelate(IV) n--Propanolamine Redox reaction Kinetics and mechanism
2010/4/21
The kinetics of oxidation of n--Propanolamine (n-PA) by dihydroxy diperiodato-nickelate(IV) (DPN) in alkaline medium was studied with spectrophotometry in a temperature range of 293.2-308.2 K. The rea...
Kinetics and Mechanism of Oxidation of Some Hydroxy Butyric Acid Salts by Ditelluratocuprate(III) in Alkaline Medium
Ditelluratocuprate(III) 2-hydroxy butyric acid salt 3-hydroxy butyric acid salt Redox reaction Kinetics and mechanism
2010/4/21
The kinetics of oxidation of 2-hydroxy butyric acid salt (2-HBAS) and 3-hydroxy butyric acid salt (3-HBAS) by ditelluratocuprate(III) (DTC) were studied spectrophotometrically between 298.2 K and 313....
The Kinetics and Mechanism of Oxidation of Vanillin by Diperiodatonickelate(IV) in Aqueous Alkaline Medium
Oxidation Vanillin Kinetics DPN
2010/4/22
The title reaction was investigated in aqueous alkaline medium. A first order dependence in diperiodatonickelate (IV) (DPN) and an apparent fractional order in both vanillin and alkali were obtained. ...
Comparative Mechanistic Studies on the Oxidation of Aromatic and Aliphatic Hydroxyl Derivatives in an Alkaline Medium at Preanodized Pt, Au and Pt/Au Electrodes in Presence of Redox Mediators
Comparative Mechanistic Studies Oxidation of Aromatic Aliphatic Hydroxyl Derivatives Alkaline Medium at Preanodized Pt, Au Pt/Au Electrodes in Presence of Redox Mediators
2010/6/29
The role of redox mediators obtained from Pt, Au, and Pt/Au electrodes in the process of electrocatalytic oxidation of aromatic/aliphatic hydroxyl derivatives in an alkaline medium has been studied by...
The Role of Electrolytically Co-Deposited Platinum-Palladium Electrodes On The Electrooxidation of D. Glucose In Alkaline medium: A Synergistic Effect
Electrocatalysis electrocodeposition D. glucose alloy electrodes synergistic effect
2010/6/29
The electrooxidation of D. glucose was investigated on platinum-palladium alloy electrodes of different compositions in alkaline aqueous solutions. The surface characteristics of the alloys in contact...