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- Keywords electrictitration method;content of chloride ion;oil refining industry sewage; 电位滴定法;氯离子含量;炼油工业污水;
- Improved method of fractional distillation-mercuric nitrate complexometry for determining content of chloride ion in concrete 蒸馏分离-汞盐滴定法测定混凝土样品中氯含量方法的改进
- Study on method of fractional distillation-mercuric nitrate complexometry for determining content of chloride ion in cement 蒸馏分离-硝酸汞配位滴定法测定水泥中氯离子方法研究
- content of chloride ion 氯离子含量
- The uncertainty of measurement for the determination of chloride ion content in compound fertileizer by ammonium thiocyanate titration method was evaluated. 对硫氰酸铵滴定法测定复混肥料中氯离子含量的测量不确定度进行了评定。
- Improving ability of HPC can assume its permeability of chloride ion fully. 因此,只有提高高性能混凝土抗裂能力才能充分发挥其高抗氯离子渗透性能的特性。
- Volumetric method and ion chromatography were applied to determine the content of chloride in water samples;SAS software was used to conduct t-test on the result. 目的比较容量法(硝酸银容量法、硝酸汞容量法)和离子色谱法测定水中氯化物的差异,探讨其优缺点。
- Conclusion:The concentration of chloride ion influences tetracaine hydrochloride enhancing rate. 结沦:氯离子浓度影响盐酸丁卡因离子导入增渗倍数。
- It is indicated that the passive film was broken down by the absorption of chloride ion from feedwater on its surface, resutling in pitting. 结果表明:给水中氯离子含量严重超标,由干它的吸附作用破坏了局部表面保护膜,形成点蚀源;给水中氧含量超标,使炉管发生氧致腐蚀,使蚀点加深,甚至穿孔。
- A new method for the determination of chloride ion in oil refining industry sewage by automatic electrictitration method was recommended. 介绍自动电位滴定法测定炼油工业污水中氯离子含量。
- Sea water is the most natural corrosive medium in the world, because of chloride ion, soluble oxygen, halobios and corrosive organics. 海水是自然界中数量最大且具有很强腐蚀性的天然电解质。
- High con-centration of chloride ion in processing fluid and poor welding quality ol evaporator were the main causes of evapo-rator failure. 而蒸发釜工作介质中较高氯元素的存在是形成应力腐蚀的特定介质条件;焊接工艺不当是造成蒸发釜产生应力腐蚀,并快速失效的主要原固。
- The characteristic of binding capability of chloride ion in cement hardened paste admixed with fly ash were researched under natural condition and stray current. 摘要分别对有杂散、无杂散电流影响下掺粉煤灰水泥石氯离子固化能力进行了研究。
- A by-pass system should be used if the content of chloride anion in raw meal is greater than( over)0.015%. 如果生料中的氯离子含量超过万分之十五,则应该使用旁路放风系统。
- The defects of chlorinity expressing method and chlorinity assessment method,which exists in the current test methods of chloride ion permeability in concrete,are summarized. 概述了目前混凝土氯离子渗透性测试方法当中混凝土氯离子浓度表示和评价方法的不足。
- The influences of the kinds of SBS, CPE/SBS proportion, the content of chloride in CPE, the quantity of hyperadhesion agent and plastifying agent on adhesivity were discussed. 探讨了不同类型的SBS,SBS/CPE比例、CPE含氯量、增粘剂和增塑剂的含量等因素对粘接性能的影响。
- This article described how to determine the content of chloride in the industry potassium hydroxide with the mercuric thiocyanide spectrophotometric method . 建立了用硫氰酸汞分光光度法测定工业氢氧化钾中氯化物含量的方法。该方法简便、快捷,样品和试剂用量小,干扰因素少,测定范围大。
- The influence of chloride ions on SERS of PABA (p-aminobenzioc acid) and pyridine in Ag sol were discussed. 讨论氯离子对银胶体系中对氨基苯甲酸(PABA)和吡啶(pyr)的表面增强喇曼散射(SERS)效应的影响。
- The result is that all the proteins move through the stacker in a tight band just behind the moving front of chloride ions. 这样的结果就是所有蛋白在浓缩胶中压成一条紧密的带,跟在氯离子后面前进。
- The thieves got away with the contents of the safe. 那些窃贼偷走了保险箱内的东西。