ASTM D7551-2010 用紫外线荧光法测定气态烃类和液化石油气和天然气中总挥发性硫含量的标准试验方法
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【英文标准名称】:StandardTestMethodforDeterminationofTotalVolatileSulfurinGaseousHydrocarbonsandLiquefiedPetroleumGasesandNaturalGasbyUltravioletFluorescence
【原文标准名称】:用紫外线荧光法测定气态烃类和液化石油气和天然气中总挥发性硫含量的标准试验方法
【标准号】:ASTMD7551-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:D03.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:分析;线上;丁烷;荧光;气体;烃类;实验室;液化的;LNG;LPG;在线;石油;丙烷;硫;紫外线
【英文主题词】:analysis;at-line;butane;fluorescence;gases;hydrocarbon;laboratory;liquefied;LNG;LPG;on-line;petroleum;propane;sulfur;ultraviolet
【摘要】:Thesulfurcontentofgaseoushydrocarbons,LPG,andLNGusedforfuelpurposescontributestototalSOxemissionsandcanleadtocorrosioninengineandexhaustsystems.Someprocesscatalystsusedinpetroleumandchemicalrefiningcanbepoisonedbytraceamountsofsulfur-bearingmaterialsinthefeedstocks.Thistestmethodcanbeusedtodeterminethetotalvolatilesulfurcontentinprocessfeeds,tocontrolthetotalvolatilesulfurcontentinfinishedproductsand,asapplicable,tomeetregulatoryrequirements.PracticeD1072haspreviouslybeenusedforthemeasurementoftotalsulfuringaseousfuels.1.1Thistestmethodcoversthedeterminationoftotalvolatilesulfuringaseoushydrocarbons,LiquefiedPetroleumGases(LPG)andLiquefiedNaturalGas(LNG).Itisapplicabletoanalysisofnaturalgaseousfuels,processintermediates,finalproducthydrocarbonsandgenericgaseousfuelscontainingsulfurintherangeof1to200mg/kg.Samplescanalsobetestedatothertotalsulfurlevelsusingeitherpre-concentrationmethodsorsampledilutionusingadiluentgas.Themethodologyforpreconcentrationanddilutiontechniquesisnotcoveredinthistestmethod.Theprecisionstatementdoesnotapplyifthesetechniquesareusedinconjunctionwiththistestmethod.Thediluentgas,suchasUHPnitrogen,zeronitrogenorzeroair,shallnothaveasignificanttotalsulfurconcentration.1.2Thistestmethodmaynotdetectsulfurcompoundsthatdonotvolatilizeundertheconditionsofthetest.1.3Thistestmethodcoversthelaboratorydeterminationandtheat-line/on-linedeterminationoftotalvolatilesulfuringaseousfuels,LPG,andLNG.1.4Thistestmethodisapplicablefortotalvolatilesulfurdeterminationingaseoushydrocarbons,LPG,andLNGcontaininglessthan0.35mole%halogen(s).1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard..1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSections4.1,7.3,7.4,11.2,andSection8.
【中国标准分类号】:E46
【国际标准分类号】:75_060
【页数】:8P.;A4
【正文语种】:
【原文标准名称】:用紫外线荧光法测定气态烃类和液化石油气和天然气中总挥发性硫含量的标准试验方法
【标准号】:ASTMD7551-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:D03.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:分析;线上;丁烷;荧光;气体;烃类;实验室;液化的;LNG;LPG;在线;石油;丙烷;硫;紫外线
【英文主题词】:analysis;at-line;butane;fluorescence;gases;hydrocarbon;laboratory;liquefied;LNG;LPG;on-line;petroleum;propane;sulfur;ultraviolet
【摘要】:Thesulfurcontentofgaseoushydrocarbons,LPG,andLNGusedforfuelpurposescontributestototalSOxemissionsandcanleadtocorrosioninengineandexhaustsystems.Someprocesscatalystsusedinpetroleumandchemicalrefiningcanbepoisonedbytraceamountsofsulfur-bearingmaterialsinthefeedstocks.Thistestmethodcanbeusedtodeterminethetotalvolatilesulfurcontentinprocessfeeds,tocontrolthetotalvolatilesulfurcontentinfinishedproductsand,asapplicable,tomeetregulatoryrequirements.PracticeD1072haspreviouslybeenusedforthemeasurementoftotalsulfuringaseousfuels.1.1Thistestmethodcoversthedeterminationoftotalvolatilesulfuringaseoushydrocarbons,LiquefiedPetroleumGases(LPG)andLiquefiedNaturalGas(LNG).Itisapplicabletoanalysisofnaturalgaseousfuels,processintermediates,finalproducthydrocarbonsandgenericgaseousfuelscontainingsulfurintherangeof1to200mg/kg.Samplescanalsobetestedatothertotalsulfurlevelsusingeitherpre-concentrationmethodsorsampledilutionusingadiluentgas.Themethodologyforpreconcentrationanddilutiontechniquesisnotcoveredinthistestmethod.Theprecisionstatementdoesnotapplyifthesetechniquesareusedinconjunctionwiththistestmethod.Thediluentgas,suchasUHPnitrogen,zeronitrogenorzeroair,shallnothaveasignificanttotalsulfurconcentration.1.2Thistestmethodmaynotdetectsulfurcompoundsthatdonotvolatilizeundertheconditionsofthetest.1.3Thistestmethodcoversthelaboratorydeterminationandtheat-line/on-linedeterminationoftotalvolatilesulfuringaseousfuels,LPG,andLNG.1.4Thistestmethodisapplicablefortotalvolatilesulfurdeterminationingaseoushydrocarbons,LPG,andLNGcontaininglessthan0.35mole%halogen(s).1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard..1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSections4.1,7.3,7.4,11.2,andSection8.
【中国标准分类号】:E46
【国际标准分类号】:75_060
【页数】:8P.;A4
【正文语种】:
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