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- Regioselectivities of nitration of toluene with nitric acid in the presence of phosphomolybdic acid catalyst prepared under different calcination temperatures were investigated. 制备了钼磷酸催化剂,研究了在不同焙烧温度及溶剂存在下,对甲苯一硝化产物中的对位选择性。
- green phosphomolybdic acid toner 磷钼酸绿色原
- Phosphomolybdic acid colorimetric analysis of cefalexin 磷钼酸比色法快速测定头孢氨苄含量
- Study on the Synthesis of Fructose by Phosphomolybdic Acid 磷钼杂多酸催化合成苹果酯的研究
- Phosphomolybdic Acid Modified Platinum Electrode of Methanol Fuel Cell 用磷钼酸修饰甲醇燃料电池的铂电极
- Electrochemical Behavior of Transition Metal Substituted Phosphomolybdic Acid Modified Platinum Electrode 过渡金属取代磷钼酸修饰铂电极的电化学行为
- Resonance Scattering Study on the Interaction Between Protein and Phosphomolybdic Acid and Its Analytical Application 磷钼杂多酸与蛋白质相互作用的共振散射光谱研究
- 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。
- 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。
- Keywords catalyst;synthesis;trimethylsilyl ethers;heteropoly acid （HPA）;phosphomolybdic acid （PMA）; 催化剂;合成;三甲基硅醚;杂多酸;磷铝酸;
- 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。
- Keywords conductive polymer;polypyridine;phosphomolybdic acid;phosphotungstic acid;synthese and property; 导电聚合物;聚吡啶;12-钼磷酸;12-钨磷酸;合成与性质;
- phosphomolybdic acid is prepared in an autoclave by using phosphate acid and pure molybdenum trioxid. 合成的十二磷钼酸溶液,通过蒸发结晶制得十二磷钼酸。
- 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。
- The metal is fretted with the acid. 金属被酸腐蚀。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- The acid has eaten through the metal cover. 酸已把金属盖子蚀穿了。
