Bromide相关论文
<正> Arteannuin 1 which was shown to be a new sesquiterpenoid containing a peroxide group is an antimalaria active princ......
Twenty-five derivatives of glycyrrhetinic acid(GA) modified on the A-ring,at C30 and C11 positions were synthesized.Thei......
(Z)-Hexadenes,their epoxides and arylanalogs were prepared s’tereo-specifically by Wittig reaction of alkylidenetriphe......
一、引言技術效果是專利創造性評判中確定發明實際解決的技術問題的事實依據。在專利審批和無效宣告階段,申請人(專利權人)提交的......
<正> 细胞增殖通常用~3H-Tdr掺入法或活细胞计数法进行测定。由于前者使用放射性同位素易污染环境并且需要昂贵的仪器,而后者易受......
The one-pot synthesis of dimethyl carbonate(DMC) with co-production of propy-lene carbonate(PC) and propy-{lene} glycol(......
Determination of halogen-specific total organic halogen(TOX) is vital for studies of disinfection of waters containing b......
Comparative mammalian cell cytotoxicity of wastewater with elevated bromide and iodide after chlorin
Recycling wastewater is becoming more common as communities around the world try to better control their water resources......
Natural and anthropogenic factors can alter bromide concentrations in drinking water sources. Increasing source water br......
Monitoring and factors affecting levels of airborne and water bromoform in chlorinated seawater swim
Water and air quality of eight seawater swimming pools using chlorine disinfection was measured during four sampling cam......
Impact of combining chlorine dioxide and chlorine on DBP formation in simulated indoor swimming pool
The main objective of this study was to assess the combined use of chlorine dioxide(ClO_2)and chlorine(Cl_2) on the spec......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
An effective technology in controlling trihalomethanes (THMs)formation in the case of large amounts of bromide presentin......
为控制矿泉水中溴酸盐含量,采用改变臭氧浓度的方法,对添加溴离子的矿泉水、超纯水和自来水分别进行臭氧氧化5min,观察臭氧氧化过......
The sonolysis of azide solutions was investigated. The main product is nitrogen, which is formed in the reaction of N3 w......
Both physical and chemical processes affect the fate and transport of herbicides.It is useful to simulate these processe......
The title compound ((CH3CH2CH2CH2NH3)2SnBr6, Mr = 746.44) has been synthesized by hydrothermal technique and its crystal......
概述了四溴双酚A的制造方法,探求了醇—水介质、惰性溶剂—水介质制造高质量四溴双酚A的最佳工艺条件.分别试验了不同的醇、不同醇......
基于在NH3-NH4Cl介质中，Br^-对H2O2氧化孔雀石绿的褪色反应有催化作用的特性，建立了高灵敏度测定痕量溴化物的催化动力学光度分析法......
分析了空气吹出法生产澳素生产中硫磺消耗的影响因素，应用分析结果在生产中进行调整得到了很好的效果。......
报道了合成TCNQ的两种简便方法，该法具有原料易得，反应条件温和，产率高等优点....
4,6-二叔丁基水杨醛[HO-4,6-di-^tBu-C6H2-2-CHO]2-溴乙胺氢溴酸盐[H2NCH2CH2Br.HBr]按摩尔比为1：1反应生成水杨醛亚胺溴化物[HO-4,......
以澳门江水为对象，探讨了旱季由于海水入侵引起的饮用水源中溴离子浓度升高对氯化消毒过程中三卤甲烷形成规律的影响．结果表明，海水入......
目的：建立一次进样同时测定饮用水中溴酸盐、草甘膦的离子色谱测定法。方法：选用DIONEX ICS-2000型离子色谱仪,用离子色谱法测定饮用......
用红外光谱表征了松香与顺丁烯二酸酐加成物及其溴化产物的分子结构，并与松香、松香溴化物进行了对比。利用综合热分析仪研究了松香......
燃煤飞灰中的碱金属和碱土金属对NH3-SCR催化剂的活性有显著的影响.近年来,研究者针对碱金属/碱土金属氧化物对SCR催化剂中毒作用......
采用扩散技术处理土壤样品,同时用离子色谱测定样品中氯和溴,该方法检出限分别达到4×10-6和0.3×10-6,精密度分别达到9.3......
Using cetyl trimethylammonium bromide (CTAB) as collector, the flotation de-silicating from diasporicbauxite was investi......
在无水的条件下，以有机物为溶剂，从银盐和溴化物出发制备银纳米微粉，避免银纳米粒子干燥过程中易长大的倾向。实验研究了制备过程中的......
电化学消毒时,共存离子可能对BrO3^-副产物生成规律产生影响。以常用Ti/Pt电极作为阳极电解含溴水模拟电化学消毒过程,分别考察不......
Objective:To explore the effect of adjuvant tiotropium bromide therapy on the oxygenation function and inflammatory resp......
Effects of symbicort turbuhaler combined with tiotropium bromide on serum PCT, TIMP-1, MMP-9, IFN-γ,
Objective: To study the effects of symbicort turbuhaler combined with tiotropium bromide on serum PCT, TIMP-1, MMP-9, IF......
