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【英文标准名称】:StandardTestMethodforDeterminationofRelativeCrystallinityofZeoliteZSM-5byX-RayDiffraction
【原文标准名称】:X射线绕射法测定沸石ZSM-5相对结晶度的标准试验方法
【标准号】:ASTMD5758-2001(2007)e1
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D32.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:crystallinity;X-raydiffraction;zeoliteZSM-
【摘要】:1.1ThistestmethodcoversaprocedurefordeterminationoftherelativecrystallinityofzeoliteZSM-5usingselectedpeaksfromtheX-raydiffractionpatternofthezeolite.1.2ThetestmethodprovidesanumberthatistheratioofintensityofaportionoftheXRDpatternofthesampleZSM-5tointensityofthecorrespondingportionofthepatternofareferenceZSM-5.Theintensityratio,expressedasapercentage,isthenlabeledpercentXRDrelativecrystallinity/ZSM-5.Thistypeofcomparisoniscommonlyusedinzeolitetechnologyandisoftenreferredtoaspercentcrystallinity.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:D04
【国际标准分类号】:71_040_50
【页数】:4P.;A4
【正文语种】: