水质测量仪在雨水中典型重金属污染物检测中的应用探讨

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中图分类号：X832 文献标志码：A 文章编号：2095-2945（2026）03-0064-04

Abstract：Heavymetalpolutioninurbanrainwaterposesathreattowaterenvironmentsafetyduetoitswiderangeof non-pointsourcesandhighacumulation.Inresponsetothelimitationsoftraditionallaboratorytesting，suchaslongtime consumptionandhighcost，thisstudyfocusesonlead（Pb），cadmium（Cd），coppr（Cu），andzinc（Zn）astargetpolutantsto comparetheperformanceofportablewaterqualitymeasuringinstruments，onlinewaterqualitymonitoringsystems，andlaboratory atomicabsorptionspectrometersinheavymetaldetectionofrainwater.Bycolectingrainwatersamplesfromurbanroads，industrial areas，andresidentialareas，thedetectionperformanceandapplicationlimitationsofthethreedetectioninstrumentswere compared.Researchhasshown thatportablewaterqualitymeasuringinstrumentshavefastdetectionandaresuitableforhigh concentrationscreening.However，comparedtoonlinewaterqualitymonitoringsystemsandlaboratoryatomicabsorption spectrometers，waterqualitymeasuringinstrumentshavehigherdetectionlimitsandmayhavemissddetectionsin low concentrationdetection.Butithasgoodportabitylowcostandsimpleoperation，andcanbeusedforrapidresponsedetection. Applyingwaterqualitymeasuringinstrumentstothedetectionofpolutantsinrainwatercansignificantlyimprovetheeffciencyof ecological environment protection supervision.

Keywords： rainwater pollution; Heavy metal pollutants; Water quality measuring instrument

水环境污染是全球环境治理的重大挑战，重金属污染因其毒性强、迁移性弱、生物累积性高而备受关注。（剩余5541字）