| 关于DPD光度法测游离氯操作步骤的几点分析 |
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| 引用本文： | 韩岩.关于DPD光度法测游离氯操作步骤的几点分析[J].干旱环境监测,2011,25(1):48-51. |
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| 作者姓名： | 韩岩 |
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| 作者单位： | 鞍山市环境监测中心,辽宁,鞍山,114004 |
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| 摘 要： | 对N,N-二乙基-1,4-苯二胺(DPD)分光光度法测游离氯的3个较权威的版本的操作步骤在显色效果、显色物稳定性、标准曲线和实测样品结果方面进行了对比,对<水质游离氯和总氯的测定N,N-二乙基-1,4-苯二胺分光光度法>(GB 11898-1989)操作步骤提出了一点改进建议.
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| 关 键 词： | DPD光度法 显色物稳定性 加药顺序 酸化时间 |
Analysis on Determination Operation Steps of Free Chlorine with Spectrophotometric Method Using N,N-diethyl-1,4-Phenylenediamine |
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| HAN Yan.Analysis on Determination Operation Steps of Free Chlorine with Spectrophotometric Method Using N,N-diethyl-1,4-Phenylenediamine[J].Arid Environmental Monitoring,2011,25(1):48-51. |
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| Authors: | HAN Yan |
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| Institution: | HAN Yan(Anshan Environmental Monitoring Center Station,Anshan Liaoning 114004,China) |
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| Abstract: | Operation steps about determination of free chlorine with spectrophotometric method using N,N-diethyl-1,4-Phenylenediamine in three authority edition had a integrated comparision of color effect,color stability,calibration curve and determined sample.Improvement suggestions were put forward in this paper. |
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| Keywords: | spectrophotometric method using N N-diethyl-1 4-Phenylenediamine color stability drugging order acidizing time |
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