浅析电位滴定法测定脱硫石膏中氯离子的研究  

Analysis on the Determination of Chloride Ions in Desulfurization Gypsum by Potentiometric Titration Method

作　　者：张秋月 陈志虎 Zhang Qiuyue;Chen Zhihu(Inspection and Testing Center of Jiuquan Iron and Steel(Group)Corporation,Jiayuguan,Gansu,735100)

机构地区：[1]酒钢集团检验检测中心,甘肃嘉峪关735100

出　　处：《酒钢科技》2023年第6期69-74,共6页

摘　　要：目前脱硫石膏中氯离子的检验通常采用化学分析方法硫氰酸铵容量法,检验过程中使用硫氰酸铵具有强烈的刺激和毒性,且化学分析人为干扰因素较大,本文通过研究开发电位滴定法测定脱硫石膏中氯离子含量,从而实现脱硫石膏中氯离子的仪器检验。通过大量实验表明,电位滴定法测定脱硫石膏中氯离子具有可行性强、现场安全性高、环境污染少、人员操作便捷、检验数据稳定可靠的优点,满足实验室检验要求,可以使用。At present,the detection of chloride ions in desulfurization gypsum usually adopts the chemical analysis method of ammonium thiocyanate volumetric method.The use of ammonium thiocyanate during the inspection process has strong stimulation and toxicity,and there are significant human interference factors in chemical analysis.The paper studies and develops the potentiometric titration method to determine the chloride ion content in desulfurization gypsum,thereby achieving instrument detection of chloride ions in desulfurization gypsum.Through a large number of experiments,it has been shown that the potentiometric titration method for determining chloride ions in desulfurization gypsum has the advantages of strong feasibility,high on-site safety,less environmental pollution,convenient personnel operation and stable and reliable inspection data,meeting the laboratory inspection requirements and can be used.

关 键 词：全自动 脱硫石膏 氯离子 仪器检验 

分 类 号：TU5[建筑科学—建筑技术科学]