论文部分内容阅读
野外用氯化消毒剂消毒饮水后余氯的测定,当前国内还是用甲土立丁法,国外有的用DPD(二乙基对苯二胺)二片法来测定游离性氯。而国内还停留在实验室检测。本文是结合天津市引滦入津工程战士饮水消毒检测余氯的需要,研究复方DPD试剂和简易测定装备。试剂配法和装备①复方DPD试剂(100克):DPD1.0克;异氰尿酸97克,EDTA钠盐2克,分别100
Field disinfection with chlorinated disinfectant drinking water after the determination of residual chlorine, the current domestic or with a legislature Liding Law, some abroad or with DPD (diethyl-p-phenylenediamine) two-piece method to determine free chlorine. The domestic also stay in the laboratory testing. This article is combined with the Tianjin Luanhe into Tianjin soldiers drinking water disinfection testing of chlorine needs, research compound DPD reagents and simple determination of equipment. Reagents with law and equipment ① Compound DPD reagent (100 grams): DPD1.0 grams; Isocyanuric acid 97 grams, EDTA sodium 2 grams, respectively, 100