NF E25-151-1992 紧固件.米制细牙六角头螺钉.A、B级制品

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【英文标准名称】:FASTENERS.HEXAGONHEADSCREWSWITHMETRICFINEPITCHTHREAD.PRODUCTGRADESAANDB.(EUROPEANSTANDARDEN28676).
【原文标准名称】:紧固件.米制细牙六角头螺钉.A、B级制品
【标准号】:NFE25-151-1992
【标准状态】:作废
【国别】:法国
【发布日期】:1992-05
【实施或试行日期】:1992-04-05
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:9P;A4
【正文语种】:其他


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【英文标准名称】:TestMethodforChlorineinUsedPetroleumProducts(FieldTestKitMethod)(05.03)
【原文标准名称】:使用过石油产品中氯的试验方法(油田测试盒方法)
【标准号】:ANSI/ASTMD5384-1995
【标准状态】:作废
【国别】:美国
【发布日期】:1995
【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】:石油产品;氯
【英文主题词】:Chlorine;Petroleumproducts
【摘要】:Thesetestmethodscoverthedeterminationofchlorineinusedoils,fuels,andrelatedmaterials,including:crankcase,hydraulic,diesel,lubricatingandfueloils,andkerosene,allcontaining25%(mass/mass)water.Bromideandiodidearealsotitratedandreportedonamolarbasisaschlorine.Theentireanalyticalsequence,includingsampling,samplepretreatment,chemicalreactions,extraction,andquantification,isavailableinkitformusingpredispensedandencapsulatedreagents.Theoverallobjectiveistoprovideasimple,easytouseprocedure,permittingnontechnicalpersonneltoperformatestinoroutsideofthelaboratoryenvironmentinunder10min.Thetestmethodalsogivesinformationtorunthetestwithoutakit.TestMethodAispresettoprovideagreaterthanorlessthanresultat1000mg/kg(ppm)totalchlorinetomeetregulatoryrequirementsforusedoils.TestMethodBprovidesresultsoverarangefrom200to4000mg/kgtotalchlorine.Forbothtestmethods,positivebiaswillresultfromsamplesthatcontaingreaterthan3%(mass/mass)totalsulfur.Whileafalsenegativeresultwillnotoccur,otheranalyticalmethodsshouldbeusedonhighsulfuroils.TestMethodB,LowerLimitofQuantitation-Intheround-robinstudytodevelopstatisticsforthistestmethod,participantswereaskedtoreportresultstothenearest100mg/kg.Thelowerlimitofquantificationcouldthereforeonlybedeterminedtobeintherangefrom870to1180mg/kg.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificsafetystatementsaregiveninSections3,6,and7.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:
【正文语种】:英语