ASTM D6761-2007 催化剂和催化剂载体总孔体积的测定用标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminationoftheTotalPoreVolumeofCatalystsandCatalystCarriers
【原文标准名称】:催化剂和催化剂载体总孔体积的测定用标准试验方法
【标准号】:ASTMD6761-2007
【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】:D32.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:催化剂;测定;试验方法;体积
【英文主题词】:heliumpycnometry;mercuryintrusion;particlevolume;porevolume;truevolume
【摘要】:Thistestmethodprovidesforthemeasurementofvolumeofporesthatareintherangeofcatalyticimportanceandpossiblyforadsorptionprocesses.Thistestmethodrequirestheuseofmercuryinordertoperformthemeasurements.1.1Thistestmethodcoversthedeterminationofthetotalporevolumeofcatalystsandcatalystcarriers,thatis,thevolumeofporeshavingporediameterbetweenapproximately14mand0.4nm(4A).Thistestmethodinvolveshazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection.Warningstatementsaregivenin9.1.4,9.1.7,and9.1.11.
【中国标准分类号】:G75
【国际标准分类号】:71_040_30
【页数】:5P.;A4
【正文语种】: