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- An ester or a salt of perchloric acid. 高氯酸盐
- smoking of perchloric acid 高氯酸冒烟
- 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%25以上的高氯酸。
- A new Preparation of perchloric acid and sodium chlorite from sodium chlorat via self-oxidation-reduction reaction is reported. 报道了在一定条件下,用氯酸钠通过歧化反应制备高氯酸和亚氯酸钠。
- Cross-linked starch(CS) was reacted with epichlo-rohydrin (EPH) in the presence of perchloric acid to produce 3-chloro-2-hydrooxypropyl cross-liked starch (CHCS). 以玉米淀粉为原料,经环氧氯丙烷交联、醚化,合成醚化淀粉3-氯-2-羟基丙烯基交联淀粉。
- Methods Spectrophotometric assay was improved by addition of perchloric acid,and compared with dopachrome assay and continuous spectrophotometric assay. 方法用高氯酸对分光光度法进行改进,并与多巴色素法和连续检测法比较。
- The most favorable operating conditions decided through the orthogonal experiment are as follows. Pour 0 6 mL of perchloric acid(3%),1 30 mL of acetylation reagent into the test solution and keep it for 15 min,then add 4 mL of pyridine solution. 并通过正交实验确定了最佳测定条件 :在试液中加质量分数为 3%25的高氯酸 0 6mL ,乙酰化试剂 1 30mL ,酰化15min ,加吡啶水溶液 4mL。
- The method of preparing cocoamidopropyl betaine based on coconut oil is introduced, and the active substance containing in products is determined by means of perchloric acid potentiometric titration. 介绍了用椰子油制备椰油酰胺丙基甜菜碱的方法,并用高氯酸电位滴定法对其活性物含量进行了测定;考查了反应物物质的量比及反应时间对活性物含量的影响。
- The smoke of the burning house could be seen many blocks away. 着火的房子的冒出的烟在几个街区外都能看到。
- The flames and smoke of war had dissipated. 战争的烽火硝烟已经消散。
- Smoking of any substance prohibited. 禁止吸食任何违禁物质。
- The smoke of a dozen incense pots filled the room. 从十二个薰香罐里腾起香雾，弥漫了整个房间。
- The smoke of an incense coil wisped at the corner of the bedroom. 盘香的烟雾一缕缕从卧室角落里冒出。
- ，which now has developed into the largest manufacturer of perchloric acid in Asia. 现已经发展成为亚洲最大的高氯酸生产商.
- Thankfully the smoking of cigarettes is on the decline. 谢天谢地,抽烟的人越来越少了。
- The smoke of a man's own house is better than the fire of another. 别人家中生火，不如自家冒烟。
- She wondered at Charley's intolerance of the smoke of Manchester. 她奇怪为什么查利对于曼彻斯特的煤灰那么忍受不
- The aromatic smoke of cooking fires floated lazily aloft. 炊烟带着诱人的香味袅袅上升，随风飘荡。
- a salt of perchloric acid. 高氯酸形成的一种盐。
- Keywords sulfur-free expandable graphite mixed acids of perchloric acid and nitric acid preparation technology expanding volume; 无硫可膨胀石墨;高氯酸-硝酸混合酸;制备工艺;膨胀性能;
