ANSI A10.18-1977 修建和拆除的施工.临时楼板和墙壁开口、平屋顶、围栏、脚踏板等临时建筑的安全要求

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【英文标准名称】:Bankcardoriginatedmessages.Interchangemessagespecification.Contentforfinancialtransactions
【原文标准名称】:银行信用卡始发信息.交换信息规范.财务事项内容
【标准号】:BSEN28583-1991
【标准状态】:作废
【国别】:英国
【发布日期】:1991-09-30
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:银行;数据布置;数据传输;信用卡;文电;识别方法;数字代码;金融;信号元;金融机关;数据传送;代码;信息交流;信息传递
【英文主题词】:
【摘要】:
【中国标准分类号】:A11
【国际标准分类号】:
【页数】:44P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforDeterminingAerobicBiodegradationofRadiolabeledPlasticMaterialsinanAqueousorCompostEnvironment
【原文标准名称】:在含水或合成环境中测定放射性标记塑料材料的需氧生物降解性的标准试验方法
【标准号】:ASTMD6340-1998(2007)
【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】:D20.96
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:堆肥处理(废弃物);需氧生物降解;堆肥环境;试验;程度;生物降解能力;塑料;比例;碳;含水环境;生物氧化;污水;放射性标记;城市固体废物;塑料材料
【英文主题词】:
【摘要】:Thesetestmethodscanprovidedirectandunequivocalevidenceofaerobicbiodegradability.ThisrequiresthattheradiochemicalpurityoftheplasticisverifiedusingTestMethodD5296.Thesemethodsalsoprovidetheopportunitytodeterminetherateofbiologicaloxidationinacompletecompostingenvironmentoraqueousenvironmentbyfrequentperiodicsamplingofcarbondioxide.Thesemethodsprovidebiodegradationdataatuselevelsoftheplasticinafullcyclecompostingprocessoranaqueoussystem.1.1Thesetestmethodsdirectlydeterminetherateanddegreeofbiologicaloxidationofcarboninplasticmaterialswhenplacedinacompostingenvironmentcontainingsimulatedmunicipalsolidwasteoranaqueousenvironmentunderlaboratoryconditions.1.2TestMethodAutilizesamixedculturederivedfromthetargetenvironment(wastewater,sewagesludge,composteluant,andotherenvironmentalsources).Temperature,mixing,andaerationaremonitoredandcontrolled.1.2.1Thismethodhasthesensitivitytodeterminebiodegradationatconcentrationscommonlyfoundintheseenvironments.1.3TestMethodBstartswithfreshcompostandproceedsthroughthenormalcompostingprocesstoanearlymaturestage.Temperature,aeration;andmoisturearemonitoredandcontrolled.1.3.1Thismethodcandeterminebiodegradationatlevelsoftheplasticcommonlyexpectedinmunicipalsolidwaste.1.4Thesetestmethodsrequirethatthetargetcomponentoftheplasticmaterialbesynthesizedusingtheradioactiveisotopecarbon-14.Dependingupontheobjective,eitheraportionofthecomponentsoftheplasticorallofthecarboncanbeuniformlylabeledwithcarbon-14.Thetestmethodwilldeterminehowthatlabeledportionwillbemetabolizedandbiologicallyoxidizedbythemicroorganismsinthesystemtested.1.5Thesetestmethodscanbeappliedtoanycarbon-14labeledcompoundaswellasforplasticmaterialsthathavebeenformulatedtobiodegradeinanaturalaerobicenvironment.1.6Thesynthesisandpreparationoftheradiolabledplasticisbeyondthescopeofthesemethods.Carbon-14labeledpolymersmaybepurchasedfromanumberofcommerciallabs.1.7TherearenoISOtestmethodsthatareequivalenttothetestmethodsinthisstandard.1.8Thesafetyproblemsassociatedwithcompostandradioactivityarenotaddressedinthisstandard.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpractices.Itisalsoincumbentontheusertoconformtoalltheregulatoryrequirements,specificallythosethatrelatetotheuseofopenradioactivesources.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:13_030_40
【页数】:7P.;A4
【正文语种】: