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- The reaction of fluoroalkyl iodides with ethyl vinyl ether and amines in the presence of sodium dithionite was studied. 研究了在保险粉存在下,氟烷基碘(1)与乙烯基乙醚和伯胺或仲胺(2)的反应。
- fluoroalkyl iodide 氟烷基碘
- It was a compound called silver iodide. 那是一种叫做碘化银的化合物。
- There was the trouble.The silver iodide he had used was not pure. 问题找到了,他所用的碘化银不纯。
- Guide for the use of potassium iodide in accident of radioiodine contamination. 放射性碘污染事故时碘化钾的使用导则。
- Clouds are sometimes seeded with silver iodide to induce precipitation. 人们有时在云里播撒碘化银,以诱使降雨。
- Ingredients: Gelatin, potassium bromide, potassium iodide, and silver nitrate. 成份:凝胶(明胶),溴化钾,碘化钾,硝酸银
- Weekly testing for ammonia, nitrite, nitrate, turbidity, iodide, and strontium. 每周测试氨氮,亚硝酸盐,硝酸盐氮,浊度,碘,锶。
- Use:Used as an analytical reagent,to prepare iodide,and in photograving. 用途:用作分析试剂。用于照相印版、碘化物的制备。
- Fluoroalkyl Alcohol Substituted Polyethylene GlycolDipropylene Glycol Methyl EtherMagnesium Laury sulfate... 能帮忙翻译并告知那里可以买到吗?
- The migration of iodide ion between layers is controlled by barrier interlayers. 碘离子在层间的扩散作用可以用隔层加以控制。
- The reaction can not be inhibited by p-DNB. Other anions, e.g. NO_3~-, SON~-, and F~- fail to couple with fluoroalkyl radical and give only 1-H-perfluoroalkane. p-DNB不能阻止反应.;NO_3~-;SCN~-或F~-等阴离子在同样条件下和1反应只能生成1-氢-全氟烷烃
- Alumina membrane with nano-porous was prepared through a single-step anodization procedure.Superhydrophobic surfaces were achieved after the treatment of membrace by fluoroalkyl. 通过简单的电化学阳极氧化的方法制备氧化铝膜,氟硅烷修饰后获得超疏水表面。
- The filtrates were treated with a solution of 3.0 grams of sodium iodide in a small amount of water. 滤液用少量水中溶有3克碘化钠的溶液处理。
- The synthesis methods of several carbon functional group silane monomers,including amino,epoxy,sulphydryl,carboxy,hydroxyl(C OH) and fluoroalkyl(C X) were reviewed. 介绍了氨烃基、环氧烃基、巯烃基、羧烃基、羟烃基及氟烃基等碳官能基硅烷单体的合成方法,合成相应的碳官能基改性硅油的工艺路线及其改性硅油在织物后整理中的应用。
- In the intestine, free iodine or iodate undergoes reduction to iodide before absorption. 在肠内被吸收以前游离碘或碘酸盐还原成碘化物。
- There is an additional advantage in using iodide ion in the developer; namely, increased stability of the process. 在显影液中采用碘离子可增加本方法的标定性。
- Aircrafts fly above and beside the storm clouds and drop tiny silver iodide crystals into them, triggering rainfall. 飞机飞行于风暴云之上及其周围,向风暴云中撒播碘化银晶粉以激发降雨。
- Unlike dry ice pellets, the particles of silver iodide do not evaporate when released. 与干冰粒不同,碘化银微粒在投放时并不蒸发。
- Gas may play an important part in the accumulation of iodide in subsurface waters. 在地下水碘化物聚集过程中,气体可起重要作用。