NF T94-210-1998 饮用水处理用化学品.硫代硫酸钠(欧洲标准EN12125)
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【英文标准名称】:Chemicalsusedfortreatmentofwaterintendedforhumanconsumption.Sodiumthiosulfate.
【原文标准名称】:饮用水处理用化学品.硫代硫酸钠(欧洲标准EN12125)
【标准号】:NFT94-210-1998
【标准状态】:作废
【国别】:法国
【发布日期】:1998-12-01
【实施或试行日期】:1998-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:饮用水处理;物理性能;极限(数学);饮用水;水常规(实验);纯度;规范(验收);处理;作标记;试验;储存;额定值;特性;硫代硫酸钠;组分;给水;交货形式;化学性质;水处理;抽样方法;危险的可裂变物质;化合物
【英文主题词】:
【摘要】:
【中国标准分类号】:G77
【国际标准分类号】:71_100_80
【页数】:17P;A4
【正文语种】:其他
【英文标准名称】:Determinationoftheultimateaerobicbiodegradabilityofplasticmaterialsinanaqueousmedium-Methodbyanalysisofevolvedcarbondioxide
【原文标准名称】:水生介质中塑料材料极端好气菌生物降解性的测定.提高二氧化碳的分析法
【标准号】:BSISO14852-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-08-15
【实施或试行日期】:1999-08-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料;好气菌;生物降解能力;塑料制品;试验;有机化合物
【英文主题词】:biodegradability;plasticsproducts;testing;organiccompounds;plastics;aerobicbacteria
【摘要】:ThisInternationalStandardspecifiesamethod,bymeasuringtheamountofcarbondioxideevolved,forthedeterminationofthedegreeofaerobicbiodegradabilityofplasticmaterials,includingthosecontainingformulationadditives.Thetestmaterialisexposedinasyntheticmediumunderlaboratoryconditionstoaninoculumfromactivatedsludge,compostorsoil.Ifanunadaptedactivatedsludgeisusedastheinoculum,thetestsimulatesthebiodegradationprocesseswhichoccurinanaturalaqueousenvironment;ifamixedorpre-exposedinoculumisused,themethodcanbeusedtoinvestigatethepotentialbiodegradabilityofatestmaterial.TheconditionsusedinthisInternationalStandarddonotnecessarilycorrespondtotheoptimumconditionsallowingmaximumbiodegradationtooccur,butthestandardisdesignedtodeterminethepotentialbiodegradabilityofplasticmaterialsorgiveanindicationoftheirbiodegradabilityinnaturalenvironments.Themethodenablestheassessmentofthebiodegradabilitytobeimprovedbycalculatingacarbonbalance(optional,seeannexC).Themethodappliestothefollowingmaterials:—Naturaland/orsyntheticpolymers,copolymersormixturesthereof.—Plasticmaterialswhichcontainadditivessuchasplasticizers,colorantsorothercompounds.—Water-solublepolymers.—Materialswhich,underthetestconditions,donotinhibitthemicroorganismspresentintheinoculum.Inhibitoryeffectscanbedeterminedusinganinhibitioncontrolorbyanotherappropriatemethod(seee.g.ISO8192).Ifthetestmaterialisinhibitorytotheinoculum,alowertestconcentration,anotherinoculumorapre-exposedinoculumcanbeused.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:26P.;A4
【正文语种】:英语
【英文标准名称】:TestMethodforWaterandSedimentinFuelOilsbytheCentrifugeMethod(LaboratoryProcedure)
【原文标准名称】:用离心法测定燃油中水和沉积物的试验方法(实验室方法)
【标准号】:ANSI/ASTMD1796-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;实验室;燃油;沉积物;离心法;水;油;试验;燃料;石油产品;液体燃料
【英文主题词】:Centrifugemethod;Determinationofcontent;Fueloil;Fuels;Laboratories;Liquidfuels;Oils;Petroleumproducts;Sediment;Testing;Water
【摘要】:histestmethoddescribesthelaboratorydeterminationofwaterandsedimentinfueloilsintherangefrom0to30%volumebymeansofthecentrifugeprocedure.Note1Withsometypesoffueloilssuchasresidualfueloilsordistillatefueloilscontainingresidualcomponents,itisdifficulttoobtainwaterorsedimentcontentswiththistestmethod.Whenthissituationisencountered,TestMethodD95(APIMPMSChapter10.5)orTestMethodD473(APIMPMSChapter10.1)maybeused.Note2APIMPMSChapter10.6(TestMethodD1796)alongwithAPIMPMSChapter10.3(TestMethodD4007)formerlysupersededAPIStandard2548.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatement,see.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:
【正文语种】:英语