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- Keywords catalytic oxidation;p nitrotoluene;p nitrobenzoic acid;Co（acac） 2; 催化氧化;对硝基甲苯;对硝基苯甲酸;乙酰丙酮钴;
- Keywords catalyst;iron porphyrazine;degradation of pollutants in water;rhodamine B;p nitrobenzoic acid; 催化剂;铁四氮杂卟啉;降解水中污染物;罗丹明B;对硝基苯甲酸;
- Keywords p nitrobenzoic acid;potassium permanganate;phase transfer catalysis;oxidation; 对硝基苯甲酸;高锰酸钾;相转移催化;氧化;
- Blood-Determination of cholinesterase activity-Spectrophotometric method-Acetylthiocholine and dithio-bis-(nitrobenzoic acid)method. 全血胆碱酯酶活性的分光光度测定方法硫代乙酰胆碱-联硫代双硝基苯甲酸法.
- The HPLC methods for seperation and determination of isomers of nitrotoluene and nitrobenzoic acid were studied. 采用HPLC法对硝基甲苯与硝基苯甲酸异构体混合物进行分离和测定。
- Nitrobenzoic acid was prepared in 75% yield by manganese sulfate catalyzed liquid phase oxidation of 4-nitrotoluene with oxygen. 以硫酸锰作催化剂液相条件下用氧气氧化对硝基甲苯,生成对硝基苯甲酸,收率75%25。
- Keywords gas chromatography;2 methyl 3 nitrobenzoic acid;diazomethane;esterification; 气相色谱;2-甲基-3-硝基苯甲酸;重氮甲烷;酯化;
- Keywords Separation;nitrobenzoic acids;aminobenzoic;acids;HPLC; 分离;异构体;硝基苯甲酸;氨基苯甲酸;HPLC;
- I mind my p's and q's whenever I see him. 每当我见到他我都谨慎行事。
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- Preparation of Nitrobenzoic Acid by Oxidation of Nitrotoluenes with Dioxygen in Liquid-phase 佘远斌,张淑芬, 甲基-7-二甲氨基-1,4-氧氮杂萘-2-酮的合成及其与方酸的缩合
- AB and CD intersect at (the point) P. AB线和CD线在P点相交。
- The time now is 10:00 p, m, sharp. 现在的时间是晚上10点整。
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- Can Jones beat Smith? That's the acid test. 琼斯能击败史密斯吗？那是个严峻的考验。
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- She dropped acid in high school. 她高中时代服迷幻药。
