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1·A rapid analysis method for all forms of chloramines in water production process was developed by using n, N-Diethyl-p-phenylenediamine (DPD) spectrophotometry.

运用DPD (N, N -二乙基对苯二胺)分光光度法，建立了快速分析制水工艺过程中各种氯胺含量的方法。