1) pH-potential-stability diagram
pH-电位-稳定性图
2) pH stability
pH稳定性
1.
The optimum reaction pH-value,pH stability,the optimum reaction temperature and thermal stability of maltooligosyl trehalose synthase(MTSase) and its immobilized enzyme were compared.
比较麦芽寡糖基海藻糖合酶(MTSase)与其固定化酶的最适反应pH值、pH稳定性、最适反应温度和热稳定性。
3) potential-pH diagram
电位-pH图
1.
The reaction equilibrium and potential-pH formulas of the In2S3-H2O system are given and the potential-pH diagrams of the system at 25 ℃and 150 ℃ are drawn based on thermodynamic calculation.
通过热力学计算,给出了In2S3-H2O系的反应平衡式及电位-pH的关系式,并绘制了25℃和150℃下In2S3-H2O系的电位-pH图,为含硫化铟的矿物高温氧化浸出提供了一定的热力学数据。
2.
The potential-pH diagram of RE-H2O was also used to investigate the chemical stability of various kinds of RE compound.
热力学计算及电位-pH图表明Ce3+在有氧时可被氧化成沉淀倾向更强的Ce4+,在酸性溶液中Ce4+化合物的稳定性要高于La3+化合物,因此Ce3+的缓蚀效果要好于La3+。
4) E-pH diagram
电位-pH图
1.
With the thermodynamic analysis and E-pH diagrams for Fe-H_2O,Pd-H_2O and Fe-NH_4~+-H_2O,the thermodynamic analysis for electrodepositing Fe-Pd alloy from the solution was systemically carried out.
7H2O,Pd(NH3)2Cl2和导电盐(NH4)2SO4所组成的溶液体系为研究对象,基于溶液各组成同时处于平衡的热力学原理,通过对Fe-H2O系、Pd-H2O系和Fe-NH4+-H2O系三种体系的热力学分析与计算及其电位-pH图的绘制与分析,对电沉积Pd-Fe合金的溶液进行了较为系统的热力学分析。
5) Eh-pH diagram
电位-pH图
1.
The significance and application of Eh-pH diagram were reviewed in detail.
阐述了电位-pH图的意义及应用,比较了绘制理论电位-pH图和实验电位-pH图的优劣,着重阐述了理论电位-pH图的绘制步骤及方法,列出了与电位-pH图绘制有关的4类反应。
6) potential-pH plot
电位-pH图
1.
Basing on many former researchful works, the technology and mechanism of electrodeposition on Pd-Fe alloy film are investigated in our experiments, including the following several main aspects:Firstly, potential-pH plots of Fe-H2O.
绘制了Fe-H_2O系、Pd-H_2O系和Fe-NH_4~+-H_2O系的电位-pH图，进行了相关的热力学分析。
2.
Process and mechanism of electrodeposited Zn-Fe-Si02 composite coatings were studied, including some contents as follow:Potential-pH plots of Zn-H2O and Fe-H2O systems were drawn, and the thermomechanical analysis was made.
本文研究了电沉积Zn-Fe-SiO_2复合镀层的工艺和机理，主要包括以下几个方面： 绘制了Zn-H-2O系和Pe-H_2O系的电位-pH图，并对其进行了热力学分析，结果表明，锌和铁发生共沉积的区域很大，这就对电沉积Zn-Fe合金的可能性提供了理论依据，但是锌和铁的平衡电位差别较大，所以，必须在镀液中添入一定量的配合剂才能使锌铁产生共沉积。
补充资料：电位-pH图
分子式：
CAS号：
性质：基于化学热力学原理建立起来的一种电化学平衡图。最简单的图仅涉及某一元素与水构成的体系。图中明确示出在某一电位和pH值条件下，体系的稳定状态或平衡状态。可以知道反应中各组分生成的条件及各组分稳定存在的电位-pH值范围。该图除了在腐蚀与防腐研究中应用外，还广泛用于无机化学、分析、湿法冶金和地质等领域中。
CAS号：
性质：基于化学热力学原理建立起来的一种电化学平衡图。最简单的图仅涉及某一元素与水构成的体系。图中明确示出在某一电位和pH值条件下，体系的稳定状态或平衡状态。可以知道反应中各组分生成的条件及各组分稳定存在的电位-pH值范围。该图除了在腐蚀与防腐研究中应用外，还广泛用于无机化学、分析、湿法冶金和地质等领域中。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条