ASTM E1719-2005 用沸点测定法测定液体蒸气压力的标准试验方法

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【英文标准名称】:StandardTestMethodforVaporPressureofLiquidsbyEbulliometry
【原文标准名称】:用沸点测定法测定液体蒸气压力的标准试验方法
【标准号】:ASTME1719-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:E37.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测试方法;蒸气压力;液体
【英文主题词】:VaporPressure;Liquids;Ebulliometry
【摘要】:Vaporpressureisafundamentalthermodynamicpropertyofaliquid.Vaporpressureandboilingtemperaturedataarerequiredformaterialsafetydatasheets(MSDS),theestimationofvolatileorganiccompounds(VOC),andotherneedsrelatedtoproductsafety.Vaporpressuresareimportantforpredictionofthetransportofachemicalintheenvironment;seeTestMethodE1194.1.1Thistestmethoddescribesproceduresfordeterminationofthevaporpressureofliquidsbyebulliometry(boilingpointmeasurements).Itisapplicabletopureliquidsandazeotropesthathaveanatmosphericboilingpointbetween285and575Kandthatcanbecondensedcompletelyandreturnedtotheebulliometerboiler,thatis,allmaterialsmustbecondensableattotalreflux.Liquidmixturesmaybestudiediftheydonotcontainnon-condensablecomponents.Liquidmixturesthatcontaintraceamountsofvolatilebutcompletelycondensablecomponentsmayalsobestudied,buttheywillproducevaporpressuredataofgreateruncertainty.Boilingpointtemperaturesaremeasuredatappliedpressuresof1.0to100kPa(7.5to760torr).1.2SIunitsarethestandard.1.3ThereisnoISOequivalenttothisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection.
【中国标准分类号】:N11
【国际标准分类号】:17_100
【页数】:7P.;A4
【正文语种】: