流动注射-亚甲基蓝分光光度法测定水中硫化物的验证实验  

Verification Experiment of Flow Injection-Methylene Blue Spectrophotometry for Determination of Sulfide in Water

作　　者：徐莉 Xu Li(Luzhou Environmental Monitoring Center Station,Luzhou 646000,China)

机构地区：[1]泸州市环境监测中心站,四川泸州646000

出　　处：《环境研究与监测》2020年第3期16-20,共5页Environmental Research and Monitoring

摘　　要：根据国家环境保护部发布的环境保护标准《水质硫化物的测定流动注射-亚甲基蓝分光光度法》(HJ824-2017),开展了该方法实验室内的验证实验,分别对校准曲线、全程序空白、检出限及测定下限、精密度、准确度这五个性能指标进行测试。实验结果表明:该五个性能指标验证结果均能满足方法要求,且实验室具备正确运用《水质硫化物的测定流动注射-亚甲基蓝分光光度法》该标准方法的能力。According to the Environmental Protection Standard"water quality,determination of sulfide,Floww injection-Methylene blue Spectrophotometer"HJ824-20177 issued by the Ministryy of Environmentall Protectionn,the laboratory validation experiments of this method were carried out The calibration curve,total program blank,detection limit and detection limit,precision,accuracy of these five performance indicators were tested.The experimental results show that the verification results of the five performance indexes can meet the requirements of the method,and the laboratory has the ability to correctly apply the standard method of water quality,determination of sulfide,flow injection and Methylene blue Spectrophotometer.

关 键 词：硫化物 验证实验 性能指标 

分 类 号：X830.2[环境科学与工程—环境工程]