模拟生物采样装置的应用

模拟生物采样装置的应用第1页，共26页，2023年，2月20日，星期一MainContents(chlorinatedpesticides)1.Background2.Analyticalmethod3.Simulatedexperimentconductedinlab4.Fieldapplication第2页，共26页，2023年，2月20日，星期一Background2001.5.23POPstreatysignedinStockholmincludesChina.POPs：pesticides(aldrein,chlorodane,DDT,dieldrin,endrin,heptachlor,Dechloranemirex,Toxaphene,HCB)Industrialchemicals(HCB,PCBs)Byproducts（PCDD,PCDF,HCB,PCBs）第3页，共26页，2023年，2月20日，星期一ImpactsonEnvironment

AtmosphereWaterbodysoil第4页，共26页，2023年，2月20日，星期一ProblemscausedbypesticidesKillthebeneficialbirdsandinsectswhilekillthepestsAccumulationinanimalbyfoodchainMakethepestshavetoleranceability第5页，共26页，2023年，2月20日，星期一PescidesusedinChina

pesticidesProductionDDT1981－199930tons。Commonlydetectedinwaterbody/sediment/corn/vegetable/fruit/meat/peopletissue

aldrin

Notlargequantitydieldrin

Notlargequantityendrin

NotlargequantityChlorodane1977－19783000tons，itwasbannedin1979.heptachlor

1967－196917tonsBHC60s-80s81595tonsCommonlyusedanddetected第6页，共26页，2023年，2月20日，星期一ResidueofBHCandDDTinfood（10-3mg/kg）

FoodsNortheastNorthernChinaSouthwestEasternChinaSouthernChinaBHCDDTBHCDDTBHCDDTBHCDDTBHCDDTCrops5.36.52951.6333.03.94424Vegetables2.16.114952.61.91.53.56.724Fruits2.11214950.990.91.53.59.146Plantoil1006521959.21615.0191227Chicken41325988.7252.15.27.325Aquaticfood63320974.1352.32.37.625Eggs6.63218953.68.61.64.81627Milk7050149522.02.28.11227第7页，共26页，2023年，2月20日，星期一WhydowechoosetheSPMD?LowerconcentrationingroundwaterPesticidescanbeaccumulatedbyaquaticlifeWecareabouttheinformationnotonatimepoint第8页，共26页，2023年，2月20日，星期一StructureandpotentialofSPMD

Twolayersoflowdensitypolythene.Trioleininside第9页，共26页，2023年，2月20日，星期一

CaculationconcentrationofpollutantinSPMD第10页，共26页，2023年，2月20日，星期一1α-BHC,2HCB,3β-BHC,4γ-BHC,5δ-BHC,6heptachlor、7aldrin,8heptachlorepoxide、9p,p’-DDE,10dieldrin、11endrin,12p,p’-DDD,13o,p–DDT,14p,p’-DDTInitail80℃,rate130℃/minto185℃，rate23℃/minto215℃，rate31℃/minto225℃keep2min，第11页，共26页，2023年，2月20日，星期一Precision（4ppbmoreorless）

1234567RSD(%)α-BHC266.8259.9269.4264.2266.2261.4266.31.245hexachlorobenzene100.399.40102.8102.1105.099.70102.11.953β-BHC164.2159.2155.5167.5159.6163.8163.02.458γ-BHC256.3250.2256.6251.3259.7246.5256.31.828δ-BHC276.3265.8288.4264.3276.9255.5271.83.918heptachlro95.5194.5594.5292.5798.0195.0394.541.732aldrin107.5107.2107.0105.5110.0108.0107.51.272heptachlorepoxide

104.2108.0109.5107.0113.5109.1108.52.634p,p’-DDE202.9202.9215.1214.4207.5216.4203.82.921dieldrin65.1168.9268.7165.9366.1262.2566.943.462endrin115.4106.2105.1102.5109.5107.2106.53.704p,p’-DDD257.5257.8242.8281.3261.1274.1263.14.725o,p-DDT128.5122.3131.9122.7132.1117.9125.24.216p,p’-DDT148.5131.5137.5135.7147.1134.1132.55.029第12页，共26页，2023年，2月20日，星期一Detectionlimits（μg/L）

1234567MDL1MDL2α-BHC0.00540.00540.00500.00450.00500.00500.00540.00120.0053hexachlorobenzene0.00500.00580.00500.00580.00530.00500.00550.00130.0077β-BHC0.00520.00530.00520.00480.0050.00480.00520.00080.0036γ-BHC0.00470.00470.00530.00470.00530.00560.00500.00130.0060δ-BHC0.05240.05240.04520.04760.05240.05240.04760.01150.0020heptachlro0.00450.00540.00480.00520.00450.00500.00500.00130.015aldrin0.00530.00510.00510.00460.00500.00510.00490.00080.014heptachlorepoxide

0.00500.00510.00490.00460.00510.00520.00510.00070.0059p,p’-DDE0.00100.00110.00100.00100.00100.00100.00100.00010.0025dieldrin0.00530.00490.00530.00500.00480.00460.00510.00100.011endrin0.09100.09520.09310.10140.10340.10340.10140.01930.0062p,p’-DDD0.00490.00480.00510.00520.00470.00510.00510.00070.0044o,p-DDT0.05000.04930.04790.05140.05000.05140.04860.0049－p,p’-DDT－－－－－－－－0.039第13页，共26页，2023年，2月20日，星期一

Simulatedexperiment

InitialconcentrationDistilledwater（2000mL）Tapwater（2000mL）Tapwater（2000mL）BCH,DDT100mg/L40μg/L40μg/L4μg/Lhexachlorobenzene52.6mg/L20μg/L20μg/L2μg/Lheptachlro503.335mg/L100μg/L100μg/L10μg/LHeptachlroepoxide507mg/L100μg/L100μg/L10μg/Laldrin497.28mg/L100μg/L100μg/L10μg/Ldieldrin490.82mg/L100μg/L100μg/L10μg/Lendrin992.97mg/L100μg/L100μg/L10μg/L第14页，共26页，2023年，2月20日，星期一CSPMD

intapwaterCw24h70h162h234h354h594h957hα-BHC44.5027.0246.9188.0407.5759.6803.382hexachlorobenzene21.8963.7593.3664.0173.6495.6615.167β-BHC44.94810.989.05310.3710.2415.508.877γ-BHC45.5397.9637.6368.7138.26010.503.311δ-BHC44.4154.4015.2358.5296.1642.0406.942heptachlro103.0393.8643.9284.6014.1545.5325.440aldrin102.5161.9521.7612.2662.2982.8232.221heptachlorepoxide

107.88410.9712.1612.8613.1024.5219.31p,p’-DDE42.0252.4272.0331.7211.3502.0131.658dieldrin106.0429.5519.16710.2610.1120.6215.76endrin105.1277.8146.9016.7827.02911.5811.89p,p’-DDD42.8053.6724.0604.7334.3174.9972.878o,p-DDT42.0972.9042.3501.7171.4691.1391.835p,p’-DDT41.7122.1652.1581.3411.1750.7180.711第15页，共26页，2023年，2月20日，星期一CSPMD

intapwaterα-BHCCw24h70h162h234h354h594h957hhexachlorobenzene2035.5531.2925.4942.1029.3939.5324.58β-BHC2011.019.83012.8718.6817.3335.2637.90γ-BHC2038.2637.0027.2244.3938.7160.3447.54δ-BHC2044.9933.5535.4344.3936.2042.6321.96heptachlro2055.0026.9328.7248.8826.4813.1810.47aldrin10067.9241.9420.2730.7339.7353.8887.40heptachlorepoxide

10028.5312.577.30010.4412.7717.5531.23p,p’-DDE100276.868.9359.5096.8779.80147.4154.7dieldrin2015.159.1272.8625.9005.0616.95815.44endrin10074.7948.8241.8863.1762.90121.8125.6p,p’-DDD10054.8936.4428.5735.3236.7273.3371.00o,p-DDT2017.0911.369.54014.4514.3618.7519.01p,p’-DDT2017.128.8173.8136.2025.0254.5725.841α-BHC2017.7312.233.8995.0354.7442.9325.183第16页，共26页，2023年，2月20日，星期一CSPMDindistilledwater

Cw24h70h162h234h354h594h957hα-BHC2031.7039.0846.2640.7647.7564.1849.84hexachlorobenzene2035.4026.3941.4532.2235.1760.8744.08β-BHC2036.1253.0448.7843.5450.4974.8248.87γ-BHC2034.9742.3749.7143.1751.2868.3032.78δ-BHC2043.3944.5548.4043.7050.3643.3320.21heptachlro10024.6432.4853.3533.6834.4490.2235.59aldrin10032.4724.4646.4521.2723.4789.9818.17heptachlorepoxide

10066.0889.73141.591.00125.2250.0170.3p,p’-DDE209.1938.58613.666.4956.04323.846.891dieldrin10050.2764.37109.863.8095.50228.0134.1endrin10037.0546.0168.6734.9060.66136.792.20p,p’-DDD2012.1314.3523.7216.3816.9642.7615.02o,p-DDT2011.6410.5915.746.9227.81519.654.474p,p’-DDT2012.5116.9015.835.5956.98212.693.014第17页，共26页，2023年，2月20日，星期一Equilibriumtime

Tapwaterwithlowconcentration（h）tapwaterwithhighconcentration(h）Distilledwaterwithhighconcentration（h）α-BHC594234594hexachlorobenzene594594594β-BHC594594594γ-BHC594234594δ-BHC234234354heptachlro594594594aldrin594594594heptachlorepoxide

594594594p,p’-DDE7070594dieldrin594594594endrin594594594p,p’-DDD594594594o,p-DDT7070594p,p’-DDT707070第18页，共26页，2023年，2月20日，星期一Uptakerate

TapwaterwithlowconcentrationtapwaterwithhighconcentrationDistilledwaterwithhighconcentrationα-BHC0.0610.1270.081hexachlorobenzene0.0710.0450.077β-BHC0.0980.0760.094γ-BHC0.0660.1370.086δ-BHC0.0330.0420.092heptachlro0.0140.0140.023aldrin0.0070.0040.023heptachlorepoxide

0.0620.0370.063p,p’-DDE0.1080.0750.030dieldrin0.0520.0310.058endrin0.0290.0190.035p,p’-DDD0.0320.0240.054o,p-DDT0.0610.0490.025p,p’-DDT0.0380.0310.136第19页，共26页，2023年，2月20日，星期一Researcharea

第20页，共26页，2023年，2月20日，星期一SectionofLiangshuiRiver第21页，共26页，2023年，2月20日，星期一第22页，共26页，2023年，2月20日，星期一第23页，共26页，2023年，2月20日，星期一Results（ng/L）1＃2＃3＃α-BHC25.6618.35NDhexachlorob