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【英文标准名称】:StandardTestMethodsforDeterminationofNickel,Vanadium,andIroninCrudeOilsandResidualFuelsbyInductivelyCoupledPlasma(ICP)AtomicEmissionSpectrometry
【原文标准名称】:感应耦合等离子体(ICP)原子发射光谱法测定原油和残留燃油中的镍、钒和铁的标准试验方法
【标准号】:ASTMD5708-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D02.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:AES;原子发射光谱法;原油;ICP;铁含量;镍含量;石油产品;试验;钒含量
【英文主题词】:emissionspectrometry;ICP;inductivelycoupledplasmaatomicemissionspectrometry;iron;nickel;vanadium
【摘要】:Thesetestmethodscover,insingleprocedures,thedeterminationofNi,V,andFeincrudeoilsandresidualoils.ThesetestmethodscomplementTestMethodD1548,whichcoversonlythedeterminationofvanadium.Whenfuelsarecombusted,vanadiumpresentinthefuelcanformcorrosivecompounds.Thevalueofcrudeoilscanbedetermined,inpart,bytheconcentrationsofnickel,vanadium,andiron.Nickelandvanadium,presentattracelevelsinpetroleumfractions,candeactivatecatalystsduringprocessing.Thesetestmethodsprovideameansofdeterminingtheconcentrationsofnickel,vanadium,andiron.1.1Thesetestmethodscoverthedeterminationofnickel,vanadium,andironincrudeoilsandresidualfuelsbyinductivelycoupledplasma(ICP)atomicemissionspectrometry.Twodifferenttestmethodsarepresented.1.2TestMethodA(Sectionsand)ICPisusedtoanalyzeasampledissolvedinanorganicsolvent.Thistestmethodusesoil-solublemetalsforcalibrationanddoesnotpurporttoquantitativelydetermineordetectinsolubleparticulates.1.3TestMethodB(Sections)ICPisusedtoanalyzeasamplethatisdecomposedwithacid.1.4Theconcentrationrangescoveredbythesetestmethodsaredeterminedbythesensitivityoftheinstruments,theamountofsampletakenforanalysis,andthedilutionvolume.Aspecificstatementisgivenin.Typically,thelowconcentrationlimitsareafewtenthsofamg/kg.PrecisiondataareprovidedfortheconcentrationrangesspecifiedinSection.1.5si-value;Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E21
【国际标准分类号】:75_040;75_160_20
【页数】:8P.;A4
【正文语种】:


【英文标准名称】:Preparationofsteelsubstratesbeforeapplicationofpaintsandrelatedproducts-Visualassessmentofsurfacecleanliness-Part4:initialsurfaceconditions,preparationgradesandflashrustgradesinconnectionwithhigh-pressurewaterjetting.
【原文标准名称】:涂装油漆和有关产品前钢材预处理.表面清洁度的目视评估.第4部分:与高压水冲法有关的初始表面条件、制备等级和闪锈等级
【标准号】:NFT30-501-4-2007
【标准状态】:现行
【国别】:法国
【发布日期】:2007-03-01
【实施或试行日期】:2007-03-20
【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】:外观;覆层材料;覆层;比对样品;结构;防腐蚀;定义;测定;高压;多语种的;涂料;制备;表面预处理;防护覆层;纯度;锈蚀;闪锈等级;状态;钢产品;钢;表面清洁度;表面处理;表面;试验;清漆;视觉的;目视检查(测试);水冲法
【英文主题词】:
【摘要】:
【中国标准分类号】:A29
【国际标准分类号】:25_220_10
【页数】:
【正文语种】:其他