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当前位置:首页 > 商业/管理/HR > 薪酬管理 > 分光光度法与间隔流动分析法对水体中总磷测定的比较研究
34320109HeilongjiangEnvironmentalJournalVol.34No.3Sep.2010212004、。。X830.2A1674-263X201003-0057-04ThecomparativestudyonDeterminingTPinwaterBySFAandSpectrophotometryHUANGjingXULisongLIliZhenjiangEnvironmentMonitoringCenterStationZhenjiangJiangsu212004AbstractThedeterminationoftotalphosphorusinwaterwasperformedbySFAandMoSbantispetropho-tographymethodintheexperiment.Comparisonresearchwasdoneonprincipleofthetwomethodsanalysisprocessprecisionandaccuracy.Theresultsshowthattwokindsofanalysismethodsobtainedsatisfactoryre-sultsforstandardsampledeterminingandactualanalysisofwatersamples.KeywordsSegmentedFlowMoSbantispetrophotographymethodTotalphosphorusComparison2010-08-091979-.〔1〕。GB/T11893-1989。。。SFA、。11.1SFA1974RuzickaHansen。、。〔2〕。—。。700nm〔3〕。1.2San++Skalar723SQ510CSY2200-T75LA114。、、、、、。San++SKALRGB/T11893-1989GB07-1270-200500mg/L。1.31.3.1San++80s120s1s107℃40℃880nm。GB/T11893-1989120℃1.1kg/cm230min30mm700nm。1.3.2San++FlowAccess15min。25.0mL50mL4mL120℃1.1kg/cm230min。1mL10%30s2mL15min723700nm。22.1SFA0.00、0.04、0.08、0.20、0.40、0.801.20mg/L7—。0.9996。GB/T11893-1989750mL2.0mg/L0.00、0.50、1.00、3.00、5.00、10.00、15.00mL50mL。1.3.2。—Y=0.0298X+0.00420.9999。1。12.2EPADL=tn-1α=0.99×Stn-1α=0.99n-199%tn=7tn-1α=0.99=3.143sn〔4〕。2~5=7。SFA0.050mg/L70.0013mg/L0.0400mg/L。EPA0.006mg/L0.011mg/L。。2.385··No203931No2039341。6SFA。SFA。1/mg/Lmg/L123456%SFA2039312039340.215±0.0121.46±0.0050.2111.440.2151.470.2141.450.2121.440.2131.440.2161.460.2141.450.90.92039312039340.215±0.0121.46±0.050.2101.470.2091.430.2161.420.2181.480.2201.460.2261.450.2161.452.81.62.4SG23。430.6%~1.4%1.0%~4.4%93.8%~97.2%91.3~98.9%。430.2%~0.7%0.4%~1.5%93.5%~100.3%91.0%~99.4%。。2SGSGSGSG10.1820.1910.0960.0990.0420.0450.4620.46920.1820.2020.0970.1020.0410.0430.4590.47830.1790.1990.0950.0950.0410.0470.4650.4700.1810.1970.0960.0990.0410.0450.4620.472%96.391.395.292.693.898.997.294.6RSD%0.92.91.02.51.44.40.61.03SGSGSGSG12.222.201.621.680.2200.1980.8900.89622.242.181.641.650.2180.2020.8910.89132.242.231.631.660.2170.2040.8930.8982.232.201.631.660.2180.2010.8910.895%95.291.093.596.8100.399.497.892.1RSD%0.51.10.60.90.71.50.20.495··33。3.1--。SFA0.001~0.008mg/L0.008~0.014mg/LSFA。3.2、、250s4h56、、、、、、4h。。SFA、。3.3SFA。1%。。4SFA、。。〔1〕.《》〔M〕.20084.〔2〕.Skalar〔J〕.20071023808-809.〔3〕.GB11893-1989〔S〕.1989〔4〕.ICPFIA〔J〕.2009244-46.06··
本文标题:分光光度法与间隔流动分析法对水体中总磷测定的比较研究
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