ASTM D5317-1998(2003)e1 通过伴有电子俘获检测器的气相色谱法测定水中氯化有机酸成分的标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminationofChlorinatedOrganicAcidCompoundsinWaterbyGasChromatographywithanElectronCaptureDetector
【原文标准名称】:通过伴有电子俘获检测器的气相色谱法测定水中氯化有机酸成分的标准试验方法
【标准号】:ASTMD5317-1998(2003)e1
【标准状态】:现行
【国别】:
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;化学分析和试验;酸
【英文主题词】:electroncapture;gaschromatography;herbicides;organicacid
【摘要】:Chlorinatedphenoxyacidherbicides,andotherorganicacidsareusedextensivelyforweedcontrol.Estersandsaltsof2,4-Dandsilvexhavebeenusedasaquaticherbicidesinlakes,streams,andirrigationcanals.Phenoxyacidherbicidescanbetoxicevenatlowconcentrations.Forexample,the96h,TLmforsilvexis2.4mg/Lforbluegills(1)9.Thesereasonsmakeapparenttheneedforastandardtestmethodforsuchcompoundsinwater.1.1Thistestmethodcoversagaschromatographicprocedureforthequantitativedeterminationofselectedchlorinatedacidsandotheracidicherbicidesinwater.Similarchemicalsmayalsobedeterminedbythistestmethod,butitistheuser''sresponsibilitytoverifytheapplicabilityofthistestmethodtoanycompoundsnotlistedinthisscope.Theacidformofthefollowingcompoundswereinterlaboratorytestedusingthistestmethod,andtheresultswerefoundacceptable:AnalyteChemicalAbstractServicesRegistryNumberBentazon25057-89-02,4-D94-75-72,4-DB94-82-6DCPAacidmetabolites2Dicamba1918-00-93,5-Dichlorobenzoicacid51-36-5Dichlorprop120-36-55-Hydroxydicamba7600-50-2Pentachlorophenol(PCP)87-86-5Picloram1918-02-12,4,5-T93-76-52,4,5-TP(Silvex)93-72-1