fuming sulfuric acid
常见例句
- Results:In the esterification step, fuming sulfuric acid was used;
结果:酯化时使用发烟硫酸; - The PS water reducing agent, which is very effective for concrete, has been made from waste poly styrene(WPS) by sulfuric acid of fuming sulfuric acid sulfonation process.
以废聚苯乙烯(WPS)泡沫为原料,采用浓硫酸和发烟硫酸两种磺化方法制备性能良好的砼减水剂。 - The sample is dissolved in nitric and fluoric-hydro acid adding sulfuric acid, and heating up to fuming, then the matrix element titanium is separated with sodium hydroxide.
试样用硝酸—氢氟酸溶解,硫酸冒烟后强碱分离钛、铁、镍离子,其余干扰离子用酒石酸钾钠掩蔽。 返回 fuming sulfuric acid