ASTM D5351-1993(2009) 用萃取滴定法(试验方法B)测定有机结合的三氧化硫的标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminationofOrganicallyCombinedSulfuricAnhydridebyExtractionTitration,TestMethodB
【原文标准名称】:用萃取滴定法(试验方法B)测定有机结合的三氧化硫的标准试验方法
【标准号】:ASTMD5351-1993(2009)
【标准状态】:现行
【国别】:美国
【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】:D31.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:extraction;leather;sulfatedoils;sulfuricanhydride;titration;Leathercleaning/softeningcompounds;Organicallycombinedsulfuricanhydride;Sulfonatedandsulfatedoils;Sulfuricanhydride;Titration
【摘要】:Thistestmethodisintendedforthedeterminationoforganicallycombinedsulfuricanhydrideinsulfatedoils.1.1Thistestmethodcoversthedeterminationoftheorganicallycombinedsulfuricanhydrideexistinginasampleofsulfatedoilbyextractingtheundecomposedsulfatedfatandotherfattymatteroveranacidulated,concentratedsaltsolution,boilingtheresiduewithsulfuricacidafterevaporatingthesolvent,andtitratingtheproductsofreaction.ThistestmethodisapplicableonlytosulfatedoilsthatsplitofftheircombinedSO3uponboilingwithmineralacids,includingsamplescontainingsodiumacetateorothercompoundsthatcannotbeaccuratelytitratedinwatersolutionwithmethylorangeastheindicator.ThistestmethodwasderivedfromTestMethodsD500,Sections20through24,andALCAMethodH-43.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:71_080_01
【页数】:2P.;A4
【正文语种】:英语

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