二水合六亚甲基-1,6-二硫代硫酸二钠盐(HTS)中硫代硫酸钠含量的新型检测方法  

A New Method for the Determination of Sodium Thiosulfate in Disodium Hexamethylene-1,6-Dithiosulfate Dihydrate(HTS)

作　　者：黄存影 李庆朝 马德龙 朱晓华 张英风 Huang Cunying;Li Qingchao;Ma Delong;Zhu Xiaohua;Zhang Yingfeng(Shandong Yanggu Huatai Chemical Co.,Ltd.,Yanggu 252300,China)

机构地区：[1]山东阳谷华泰化工股份有限公司,山东阳谷252300

出　　处：《山东化工》2022年第7期136-138,共3页Shandong Chemical Industry

摘　　要：研究并建立了一种二水合六亚甲基-1,6-二硫代硫酸二钠盐中硫代硫酸钠含量的新型检测方法。首先对待检HTS样品中氯离子含量进行测定,避免了氯离子对检测结果的影响。去除干扰成分后,采用简便的银量法便可以准确的检测出样品中硫代硫酸钠的含量。检测方法无繁琐的预处理过程,操作简单,成本低,充分去除了碘量法检测过程中的干扰成分,检测结果准确,适合大规模推广应用。A new method for the determination of sodium thiosulfate in disodium hexamethylene-1,6-dithiosulfate dihydrate was studied and established.Firstly,the chloride ion content in the HTS sample to be tested is determined to avoid the influence of chloride ion on the test results.After removing the interfering components,the content of sodium thiosulfate in the sample can be accurately detected by a simple silver method.The detection method has the advantages of no cumbersome pretreatment process,simple operation and low cost.The interference components in the detection process of Iodometry are fully removed.The detection results are accurate and suitable for large-scale popularization and application.

关 键 词：二水合六亚甲基-1 6-二硫代硫酸二钠盐(HTS) 硫代硫酸钠 检测方法 

分 类 号：O65[理学—分析化学]