DIN 25456 T.1-1983 中子积分通量测量.用活化检测器和裂变检测器测定快中子积分通量
时间:2024-05-09 18:22:29 来源: 标准资料网 作者：标准资料网 阅读：9575
【英文标准名称】:Neutronfluencemeasurement;fast-neutronfluencedeterminationwithactivationandfissiondetectors
【原文标准名称】:中子积分通量测量.用活化检测器和裂变检测器测定快中子积分通量
【标准号】:DIN25456T.1-1983
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodforDeterminingtheAnaerobicBiodegradationofPlasticMaterialsinthePresenceofMunicipalSewageSludge
【原文标准名称】:测定市政污秽沉积物现场的塑料材料厌氧生物降解能力的标准试验方法
【标准号】:ASTMD5210-1992(2007)
【标准状态】:现行
【国别】:
【发布日期】:1992
【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】:塑料;试验;污泥;生物降解能力
【英文主题词】:anaerobic;biodegradation;degree(ofbiodegradation);municipal;plastics;sewage;sludge
【摘要】:Thedegreeandrateofanaerobicbiodegradabilityofaplasticmaterialinthistestmethodmaybepredictiveofthetimeperiodrequiredtoeliminatethatplasticfromtheenvironmentdependingonthesimilaritiesoftheenvironments.Withincreasinguseofplastics,disposalisamajorissue.Thistestmethodmaybeusefultoestimatethedegreeandpersistenceofplasticsinbiologicallyactiveanaerobicdisposalsites.Thistestmethoddeterminestherateanddegreeofanaerobicbiodegradationbymeasuringtheevolvedvolumeofcarbondioxideandmethane,asafunctionoftimeofexposuretoanaerobic-digestersludge.Anaerobicsewer-digestersludgefromtreatmentofclarifiersludgeatawaste-watertreatmentplantthattreatsprincipallymunicipalwasteisanacceptableactiveanaerobicenvironment(availableoverawidegeographicalarea)inwhichtotestabroadrangeofplasticmaterials.Thistestmethodmaybeconsideredanacceleratedtestwithrespecttoatypicalanaerobicenvironment,suchaslandfillsitesthatplasticsencounterinusualdisposalmethodsbecauseofthehighlyactivemicrobialpopulationofanaerobic-digestersludge.1.1Thistestmethoddeterminesthedegreeandrateofanaerobicbiodegradationofsyntheticplasticmaterials(includingformulationadditives)onexposuretoanaerobic-digestermunicipalsewagesludgefromawaste-waterplant,underlaboratoryconditions.1.2Thistestmethodisdesignedtoindexplasticmaterialsthataremoreorlessbiodegradablerelativetoapositivestandardinananaerobicenvironment.1.3Thistestmethodisapplicabletoallplasticmaterialsthatarenotinhibitorytothemicroorganismspresentinanaerobicsewagesludge.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardsaregiveninSection8.
【中国标准分类号】:Z13;G31
【国际标准分类号】:13_030_20
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Petroleumandnaturalgasindustries-Drillingfluids-Laboratorytesting
【原文标准名称】:石油和天然气工业.钻探泥浆.实验室试验
【标准号】:BSENISO10416-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2008-07-31
【实施或试行日期】:2008-07-31
【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】:化学分析和试验;定义;钻削;钻孔设备;钻井泥浆;流体;工业;实验室试验;矿物油;天然气;石油;试验;试验条件
【英文主题词】:Chemicalanalysisandtesting;Definition;Definitions;Drilling;Drillingequipment;Drillingfluids;Fluids;Industries;Laboratorytesting;Laboratorytests;Mineraloils;Naturalgas;Petroleum;Testing;Testingconditions
【摘要】:ThisInternationalStandardprovidesproceduresforthelaboratorytestingofbothdrillingfluidmaterialsanddrillingfluidphysical,chemicalandperformanceproperties.Itisapplicabletobothwater-basedandoil-baseddrillingfluids,aswellasthebaseor“make-up”fluid.Itisnotapplicableasadetailedmanualondrillingfluidcontrolprocedures.Recommendationsregardingagitationandtestingtemperaturearepresentedbecausetheagitationhistoryandtemperaturehaveaprofoundeffectondrillingfluidproperties.
【中国标准分类号】:E11
【国际标准分类号】:75_100;75_180_10
【页数】:122P.;A4
【正文语种】:英语