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- potassium gallium sulfate 硫酸镓钾
- The catalytic activity of gallium sulfate supported on silica gel in synthesizing isoamyl hexanoate was studied. 采用自制的硅胶固载硫酸镓为催化剂合成了己酸异戊酯。
- Objective To study the catalytic activity of gallium sulfate in the synthesis of n-butyl propionate. 目的研究硫酸镓在合成丙酸正丁酯工艺中的催化性能。
- Isoamyl butyrate was synthesized by using gallium sulfate supported on solica gel as the catalyst. 以自制的硅胶固载硫酸镓为催化剂,正丁酸和异戊醇为原料合成了丁酸异戊酯。
- Objective To study the catalytic activity of gallium sulfate supported on silica gel in the synthesis of amyl hexanoate. 目的研究硅胶固载硫酸镓在合成己酸戊酯工艺中的催化性能。
- Results Gallium sulfate had high catalytic activity and could be recovered easily, operated simply, post-treated conveniently and used repeatedly. 结果硫酸镓催化活性高,易分离回收,操作简单,后处理方便,重复使用性良好。
- Methods The effects of amount of gallium sulfate, molar ratio of alcohol to acid, reaction time and repeated times of catalyst on the yield of n-butyl propionate were investigated. 方法考察硫酸镓用量、醇酸物质的量比、反应时间及催化剂重复使用次数等因素对收率的影响。
- gallium sulfate supported on silica gel 硅胶固载硫酸镓
- gallium sulfate supported on solica gel 硅胶固载硫酸镓
- modified strong acid cation ion exchange resin by gallium sulfate 硫酸镓改性离子交换树脂
- No potassium did we find in this mineral. 在这种矿石中我们没有发现钾。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- Potassium is necessary to the existence of all living things. 钾是所有生物生存必须的。
- DISCUSSION OF KEY TECHNIQUE PROBLEMS IN THE PRODUCTION OF POTASSIUM SULFATE. 饲料级磷酸氢钙标准的修订简介。
- The components of a potassium cycle vary greatly. 钾素循环的各个环节有很大的变化。
- Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone. 通过过一硫酸和丙酮反应,合成了新型高效的氧化剂二甲二氧环烷。
- Diffused red, gallium arsenide phosphide red. 功能应用: Discrete LED indicator.
- RECENT DEVELOPMENT OF POTASSIUM CARBONATE INDUSTRY. 碳酸钾工业发展近况。
- In this case, the ion is potassium. 这里的离子指的是钾离子。
