ASTM D4423-2000(2006) C4烃中羰基测定的标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminationofCarbonylsInC4Hydrocarbons
【原文标准名称】:C4烃中羰基测定的标准试验方法
【标准号】:ASTMD4423-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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.D0.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:烃类;石油产品;试验
【英文主题词】:butadiene;C4hydrocarbons;carbonyls;titration
【摘要】:Thedeterminationofthecarbonylcontentofpolymerization-grade1,3-butadieneisnecessary,sinceinsomepolymerizationreactions,thepresenceofcarbonylsinexcessoversomespecifiedamountcanhaveadeleteriouseffectuponthepolymerpropertiesorthereactionitself,orboth.1.1Thistestmethodcoversthedeterminationofcarbonyls(ketonesandaldehydes)inC4hydrocarbons.Thistestmethodwastestedonpolymerization-grade1,3-butadiene.1.2Theapplicablerangeforthistestmethodis0to50mg/kgcarbonylscalculatedasacetaldehyde.1.3OtherC4hydrocarbonsandtheirmixturesbesidespolymerization-grade1,3-butadienecouldbetestedusingthissametestmethod.However,theprecisionsectionofthistestmethodcoversonlycarbonylsinapplicablerangeaslistedin,asfoundinpolymerization-grade1,3-butadiene.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:71_080_80
【页数】:4P.;A4
【正文语种】: