ASTM D7318-2007 用电位滴定法测定乙醇中无机硫酸盐总量的标准试验方法

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【英文标准名称】:StandardTestMethodforTotalInorganicSulfateinEthanolbyPotentiometricTitration
【原文标准名称】:用电位滴定法测定乙醇中无机硫酸盐总量的标准试验方法
【标准号】:ASTMD7318-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:化学分析和试验;乙醇;无机物的;液体燃料;电位测定的;试验;滴定法
【英文主题词】:ethanol;lead;potentiometric;sulfate;titration;totalinorganicsulfate
【摘要】:Ethanolisusedasablendingagentaddedtogasoline.Sulfatesareindicatedinfilterpluggingdepositsandfuelinjectordeposits.Whenfuelethanolisburned,sulfatesmaycontributetosulfuricacidemissions.Ethanolacceptabilityforusedependsonthesulfatecontent.Sulfatecontent,asmeasuredbythistestmethod,canbeusedasonemeasureofdeterminationoftheacceptabilityofethanolforautomotivespark-ignitionenginefueluse.1.1Thistestmethodcoversapotentiometrictitrationprocedurefordeterminingthetotalinorganicsulfatecontentofhydrous,anhydrousethanol,andanhydrousdenaturedethanol,whichisaddedasablendingagentwithsparkignitionfuels.Itisintendedfortheanalysisofdenaturedethanolsamplescontainingbetween1.0-20mg/kgtotalinorganicsulfate.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.MaterialSafetyDataSheetsareavailableforreagentsandmaterials.Reviewthemforhazardspriortousage.
【中国标准分类号】:E31
【国际标准分类号】:71_040_40;75_160_20
【页数】:6P.;A4
【正文语种】: