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【英文标准名称】:StandardTestMethodsforDeterminingtheOrganicTreatLoadingofOrganophilicClay
【原文标准名称】:亲有机物质粘土的有机处理负荷的测定用标准试验方法
【标准号】:ASTMD7626-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:D18.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:地下水补救;有机处理负荷;亲有机物质粘土
【英文主题词】:groundwaterremediation;organictreatloading;organophilicclay
【摘要】:Thisstandardtestmethodisintendedasanindextesttodeterminetheorganictreatloadingoforganophilicclay.Thisstandardtestmethodcanbeusedformanufacturingqualitycontrolandconstructionqualityassurancematerialevaluation.Thepercentorganictreatloadingoforganophilicclayisarelativeindicatorofitsadsorptivecapacity.Organophilicclayisusedforremediationofcontaminatedsediment,soil,andgroundwater.Thetwotestmethodsdenotedifferentdevices,amufflefurnaceandathermalgravimetricanalyzer.Thethermalgravimetricanalyzermaybeprogrammedtoreachahighertemperaturethanthemufflefurnace,buttheorganicmatterwillbeburntoffat750x00B0;C.Note28212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thisstandardcoverstwoindextestmethodsthatcanbeusedintheevaluationoftheamountoforganiccompoundchemicallybondedtothebaseclayportionofarepresentativesampleoforganophilicclay.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.3.1Theproceduresusedtospecifyhowdataarecollected/recordedorcalculatedinthisstandardareregardedastheindustrystandard.Inaddition,theyarerepresentativeofthesignificantdigitsthatgenerallyshouldberetained.Theproceduresuseddonotconsidermaterialvariation,purposeforobtainingthedata,specialpurposestudies,oranyconsiderationsfortheuserx2019;sobjectives;anditiscommonpracticetoincreaseorreducesignificantdigitsofthereporteddatatobecommensuratewiththeseconsiderations.Itisbeyondthescopeofthisstandardtoconsidersignificantdigitsusedinanalysismethodsforengineeringdesign.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_15
【页数】:5P.;A4
【正文语种】: