查询词典 reagent

Some factors affecting the results such as pH value of the solution, quantity of CaCl2 solution, hydrochloric acid and PCW intenerate reagent had been studied.

探讨了废水溶液pH、CaCl2溶液使用量、盐酸及PCW软化剂加入量等因素对处理效果的影响。

Under certain conditions,it was transformed to deposit of calcium salt which would be processed to 5% glyphosate solution by PCW intenerate reagent.

用CaCl2溶液作为沉淀剂使草甘膦生成钙盐沉淀，沉淀经PCW软化剂处理得到浓度为5%的草甘膦水溶液。

Under certain conditions, it was transformed to deposit of calcium salt which would be processed to 5% glyphosate solution by PCW intenerate reagent.

用CaCl2溶液作为沉淀剂使草甘麟生成钙盐沉淀，沉淀经PCW软化剂处理得到浓度为5%的草甘麟水溶液。

The results showed that under optimized conditions, each 100mL wastewater was treated with 15mL CaCl2 solution (634g/L), 6.2mL hydrochloric acid and 2.5g PCW intenerate reagent in turn, and recovered glyphosate solution could match the standard of Producing corporations.

结果表明：在最佳工艺条件下，每100mL废水，用15mL CaCl2溶液（浓度为634g/L）沉淀，过滤后的滤饼用6.2mL盐酸处理后再经2.5g PCW软化剂处理，得到的草甘膦溶液达到生产企业所要求的标准。

Gene lies in nucleic acid sequence of endogenesis transcriptino alternation district between 16 Ss-23 S rDNA, reagent box includes 10 x PCR buffer, 10 X dNTP, 10 x introductor Cff A1/introductor CffA2 and Tag enzyme.

基因位于16S－23S rDNA间的内源转录间隔区的核酸序列，试剂盒包括10×PCR缓冲液、10×dNTP、10×引物CffA1/引物CffA2和Tag酶。

The results showed polymeric diaryliodonium salts were effective aryl ion transfer reagents. Thirdly, a new type polymer supported hypervalent iodine reagents poly { [4-Hydroxy iodo] styrene} has been developed. It was an effective oxidative reagent, and could be applied to the one pot synthesis of 4-arylthiazoles.

然后，我们以聚苯乙烯羟基对甲苯磺酰氧基碘苯为原料，成功制备了一类新型聚合物高碘试剂—聚苯乙烯负载的炔基碘盐，并研究了其作为炔基转移试剂的有效性：(1)该试剂可对硫、氮、硒等负离子进行亲电炔基化反应，合成炔基亚砜、0，0-二烃基二硫代磷酸炔基酯、1-苯乙炔基苯并噻唑以及炔基硒醚。

The method includes steps:(1) dropping triethoxy - 3 - propyl silicane isocyanic acid to ethanol solution of pH sensitive reagent to obtain reaction fluid A;(2) mixing siloxane, acid, and water to obtain reaction fluid B;(3) mixing reaction fluid A, reaction fluid B and solution of calcium chloride according to proportion to obtain solution C;(4) coating solution C on micropore base of micropore plate, using sealing tape to seal micropores, and using needle to perforate each micropore at center, and protecting from light; after placing it a period of time, the method adds distilled water to micropores, keeping the back up.

本发明公开了一种微孔板pH传感器的原位制备方法，其步骤是首先将三乙氧基-3-异氰酸丙基硅烷滴入pH敏感试剂的乙醇溶液中，得反应液A；其次是将硅氧烷、酸和水混合，得反应液B；第三是取反应液A、反应液B及氯化钙溶液，按比例混合，得溶液C；第四是取溶液C涂于微孔板的微孔底部，用密封带将微孔封住，并用针在每个微孔中央刺孔，避光保存。

A visual method for the determination of dopamine is described based on the fluorescence emission of a new isoindole compound formed by the reaction between dopamine and o-phthaldialdehyde-β-mercaptoethanol fluorogenic reagent in alkaline medium.

研究发现，在碱性条件下，邻苯二甲醛和β-巯基乙醇组合试剂可与多巴胺发生化学反应生成异吲哚类化合物。

The lower detection limit was 0.0006 mg/L Conclusion: Compared with the conventional isonicotinic acid 3-methy-1-pheny 1-5-pyrazolone spectrophotometry method, the advantages of the method are auto-sampling, rapid analysis speed and lower reagent consumption, etc.

与传统异烟酸－吡唑啉酮分光光度法相比，该方法具有自动进样、分析速率快、试剂耗量低等优点，可应用于大批量常规地表水分析。

Key words: natural polymer; multifunction water treatment reagent; isoquinoline quaternary ammonium salt; relative viscosity.

关键词］天然高分子；多功能水处理剂；异喹啉季铵盐；相对粘度

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。