ASTM D5435-2003(2008) 植物生长和食物链保护的土壤诊断试验标准试验方法

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【英文标准名称】:StandardTestMethodforDiagnosticSoilTestforPlantGrowthandFoodChainProtection
【原文标准名称】:植物生长和食物链保护的土壤诊断试验标准试验方法
【标准号】:ASTMD5435-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:D18.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:diagnosticsoiltest;foodchain;plant;Bioavailability;Chemicalanalysis--soil/rock/relatedmaterials;Diagnosticsoiltest;Flyashandotherpozzolans;Foodchainprotection;Plantgrowth/life;Sewagesludgemonitoring;Soil;Spoils;Vegetation
【摘要】:Thebioavailabilityofchemicalelementsispoorlyrelatedtothechemicalcompositionofsoilsandplantgrowthmediacontainingamineraloranytypeofadsorbedphase.Thechemicalpotential(piforelement,i,)isanintensityparameter(I),andthesorbedamountinequilibriumwiththesoilsolutionisameasureofthequantity(Q).Theseparametersforeachelement(essentialortoxic)shouldbemeasuredinthepresenceofotherelementsatornearthedesiredintensity.Thistestmethodistheonlymethodthatgeneratestheseresultssimultaneouslyforseveralelements.Thecomputersoftwareallowsthesevaluestoberelatedtothetotalsorbedquantitiesofthedifferentelements.Formanysubstrates,ithasbeenfoundthatthetheoryforthemethodholdstothedegreethatvegetationhasbeenestablishedonmanynon-soilsubstratesandsoil-water-foodchainproblemshavebeenevaluatedbythistestmethod.ThistestmethodhasbeenusedonmanysitesinPennsylvaniaandotherlocationstomonitortheeffectofsewagesludgeapplicationsonlandasasourceofessentialelementsforplantswithnoharmfuleffectsonthefoodchain.Ithasalsobeenusedtoevaluatesyntheticsoilsproducedfromfly-ashaloneorasacomponentofcoalrefusefortheestablishmentofvegetationonminespoils,coalrefusepiles,andabandonedminelands.Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspectionandthelike.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thistestmethodcoversthedeterminationofquantity(Q)andintensity(I)resultsforseveralelementsinsoils,spoils,fly-ash,andothersoilsubstitutestoascertaintheirsuitabilityforthegrowthofvegetationandpossibleadverseeffectsofmetalsonthefoodchain.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B11
【国际标准分类号】:13_080_30
【页数】:6P.;A4
【正文语种】:英语