BS 2000 Pt.177-1996 石油和石油产品的试验方法.酸值的测定.电位滴定法

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下一篇: BS 2000 Pt.143-1996 石油和石油产品的试验方法.原油和石油产品中沥青烯的测定.(正庚烷沉淀)

【英文标准名称】:StandardTestMethodforQuantificationofComplexPolycyclicAromaticHydrocarbonMixturesorPetroleumOilsinWater
【原文标准名称】:水中络合多环芳烃混合物或石油定量的标准试验方法
【标准号】:ASTMD5412-1993(2005)
【标准状态】:现行
【国别】:
【发布日期】:1993
【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】:D19.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:络和多环芳烃;含水多元芳香混合物;石油分类;石油数量;水中石油;数量;芳烃;原油;分类;试验;荧光;杂酚油;水质分析;紫外线;荧光粉;油;燃料;光谱学
【英文主题词】:creosotes;fluorescence;fueloils;oilcharacterization;oilclassification;oilquantification;PAHquantification;PAHs;petroleumoils;synchronousfluorescence;ultraviolet-visiblefluorescence
【摘要】:ThistestmethodisusefulforcharacterizationandrapidquantificationofPAHmixturesincludingpetroleumoils,fuels,creosotes,andindustrialorganicmixtures,eitherwaterborneorobtainedfromtanks.TheunknownPAHmixtureisfirstcharacterizedbyitsfluorescenceemissionandsynchronousscanningspectra.Thenasuitablesite-specificcalibrationstandardwithsimilarspectralcharacteristicsisselectedasdescribedinAnnexA1.Thiscalibrationstandardmayalsobewell-characterizedbyotherindependentmethodssuchasgaschromatography(GC),GC-massspectrometry(GC-MS),orhighperformanceliquidchromatography(HPLC).SomesuggestedindependentanalyticalmethodsareincludedinReferences(1x2013;7)3andTestMethodD4657.Otheranalyticalmethodscanbesubstitutedbyanexperiencedanalystdependingontheintendeddataqualityobjectives.Peakmaximaintensitiesofappropriatefluorescenceemissionspectraarethenusedtosetupsuitablecalibrationcurvesasafunctionofconcentration.FurtherdiscussionoffluorescencetechniquesasappliedtothecharacterizationandquantificationofPAHsandpetroleumoilscanbefoundinReferences(8x2013;18).Forthepurposeofthepresenttestmethodpolynucleararomatichydrocarbonsaredefinedtoincludesubstitutedpolycyclicaromatichydrocarbonswithfunctionalgroupssuchascarboxylacid,hydroxy,carbonylandaminogroups,andheterocyclesgivingsimilarfluorescenceresponsestoPAHsofsimilarmolecularweightranges.IfPAHsinthemoreclassicdefinition,thatis,unsubstitutedPAHs,aredesired,chemicalreactions,extractions,orchromatographicproceduresmayberequiredtoeliminatetheseothercomponents.Fortunately,forthemostcommonlyexpectedPAHmixtures,suchsubstitutedPAHsandheterocyclesarenotmajorcomponentsofthemixturesanddonotcauseseriouserrors.1.1Thistestmethodcoversameansforquantifyingorcharacterizingtotalpolycyclicaromatichydrocarbons(PAHs)byfluorescencespectroscopy(Fl)forwaterbornesamples.Thecharacterizationstepisforthepurposeoffindinganappropriatecalibrationstandardwithsimiliaremissionandsynchronousfluorescencespectra.1.2ThistestmethodisapplicabletoPAHsresultingfrompetroleumoils,fueloils,creosotes,orindustrialorganicmixtures.Samplescanbeweatheredorunweathered,buteitherthesamematerialorappropriatelycharacterizedsite-specificPAHorpetroleumoilcalibrationstandardswithsimilarfluorescencespectrashouldbechosen.Thedegreeofspectralsimilarityneededwilldependonthedesiredlevelofquantificationandontherequireddataqualityobjectives.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:11P.;A4
【正文语种】:


【英文标准名称】:Methodforsparktestingofcables.
【原文标准名称】:电缆的火花试验方法
【标准号】:NFC32-022-2003
【标准状态】:作废
【国别】:法国
【发布日期】:2003-04-01
【实施或试行日期】:2003-04-20
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:29_060_20
【页数】:20P;A4
【正文语种】:其他