释义 |
per·chlo·ric acid 英pəˈklɔːrɪk, -ˈkləʊr-美pɚˈklɔrɪk, -ˈklor-AHDpər-klôrʹĭk, -klōrʹ- 短语⁹⁶⁶⁷⁷⁺⁶ 基本英英例句例句 高氯酸
Noun: a powerful oxidizing agent; forms perchloratesA new method for determination of starch content withperchloric acidis developed.采用高氯酸法测定纺织品中的淀粉含量。 After freezing, the tissue is powdered and the enzymes are inactivated by precipitation withperchloric acid.冷冻之后,组织被粉碎,其中的酶用高氯酸迅速失活。 Describes the changing of the classical perchloric acid dehydration gravimetric method for determining silicon into the molybdenum blue photometric method to fast determine the content of silicon. 将经典的高氯酸脱水重量法测定硅改为钼蓝光度法快速分析硅含量。 cnki In this paper the polyaniline free standing film with better electric conductivity and mechanical properties was prepared by electrochemical method and doping with perchloric acid. 采用电化学方法,以高氯酸为掺杂剂,合成了具有较好导电性能和机械性能的聚苯胺自支撑膜。 cnki The sample was dissolved in nitric acid and hydrofluoric acid, and perchloric acid fume was used to destroy fluorine. 试样以硝酸、氢氟酸溶解,用高氯酸冒烟驱除氟。 chemyq Adsorption of platinum with D-992 ion exchange resin and desorption of platinum from D-992 resin with perchloric acid or thiourea have been studied. 较系统地研究了 D992新功能阴离子交换树脂吸附、解吸铂的条件。 chemyq How to circumvent the interferences of other acid during the non- aqueous titration of basic drugs with perchloric acid? 非水滴定法中常见酸根的影响如何消除? digibooks Methods:The sample, after the nitric acid and the perchloric acid digestion was induced in the flame atom absorption spectrophotometer with standard series comparison quota. 方法:样品用硝酸和高氯酸消化后,导入火焰原子吸收分光光度计中,与标准系列比较定量。 cnki Organo mineral compound fertilizers are digested with sulfuric acid hydrogen peroxide and nitric acid perchloric acid, respectively, and then their total potassium content is determined. 用硫酸—过氧化氢和硝酸—高氯酸分别对有机—无机复混肥料进行消化处理,然后进行总钾含量的测定。 cnki Sodium formate from waste alkali liquor was analyzed by perchloric acid nonaqueous titration instead of potassium permanganate method, which caused larger deviation. 采用高氯酸非水滴定法分析废碱液中的甲酸钠,代替了误差较大的高锰酸钾法。 dictall Structure Fluorine perchlorate should be analogous to perchloric acid, but with the replacement of the lone hydrogen atom with an atom of fluorine. 含氟高氯酸盐应类似于高氯酸,但更换唯一的氢原子与氟原子。 huaxueba The method is simple, fast and accurate, compared with conventional perchloric acid dehydrate gravimetric analysis. 该法较常用的高氯酸脱水重量法操作简单、快速,具有较好的准确度。 cnki The results indicate that the product yield of perchloric acid reaches 80%. 实验结果表明,可以得到产率80 %以上的高氯酸。 chemyq Two volumetric methods, perchloric acid titration and sodium hydroxide titration, for determination of drugs as halogen acid salts are discussed and compared. 研究和比较了氢卤酸盐类药物两种容量分析法——高氯酸滴定法和氢氧化钠滴定法。 cnki |