水中氨氮纳氏试剂分光光度法测定与改进

水中氨氮纳氏试剂分光光度法测定与改进科技信息0环保论120SCIENCE＆TECHNOLOGYINFORMATION20o9年第35期水中氨氮纳氏试剂分光光度法测定与改进杨梅(松原市环境保护局宁江分局吉林松原138000)【摘要】纳氏试剂光度法是目前测定水体中氨氮的最好方法，本人经过长期的研究和实践，对纳氏试剂光法测定氨氮的操作过程，总结出了一套切实可行的操作步骤，同时对方法中纳氏试剂的配制方法、试剂用水的要求、样品测定静止时间等一系列问题进行了改进，提高了工作质量和_T-作效率。【关键词】纳氏试剂光度法；测定；氨氮；操作方法TheWaterAmmonia-nitrogenAnalysisandImprovementUsingTheNatiumReagentLuminosityLawDeterminationYANGMei(EnvironmentProtectingStation，SongyuanJilin，138000)【Abstract]Thenatriumreagentluminositylawisthebestmethodthatdeterminestheammonia—nitrogeninthe．yate~_bodyatpresent．Throughthelong—termresearchandthepractice，Isummarizedasetofusefulandpracticaloperationstepsinmeasuringprocess．Meanwhile。Istudythemethodcarefullyinn~riumreagentconfiguration．Pointingtotherequestofreagentwaterused，thetimeofsampledeterminationstaticandotherseriesofquestions，Ihavemademuchimprovementandmuchprogress．Notonlyimprovingtheworkquailbutalsoenhancedtheworkingefficiency．!Keywords]Natriumreagentluminositylaw；Determine；Ammonia-nitrogen；Improvementandanalysismethod