ASTM E2550-2007 热重分析法测定热稳定性的标准试验方法

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【英文标准名称】:StandardTestMethodforThermalStabilitybyThermogravimetry
【原文标准名称】:热重分析法测定热稳定性的标准试验方法
【标准号】:ASTME2550-2007
【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】:E37.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:计量学;稳定性;测试;热稳定性;热力学;热重分析法
【英文主题词】:thermalanalysis;thermaldecomposition;thermalstability;thermogravimetricanalysis;thermogravimetry
【摘要】:1.1Thistestmethodcoverstheassessmentofmaterialthermalstabilitythroughthedeterminationofthetemperatureatwhichthematerialsstarttodecomposeorreactandtheextentofthemasschangeusingthermogravimetry.Thetestmethodusesminimumquantitiesofmaterialandisapplicableoverthetemperaturerangefromambientto800176;C.1.2Theabsenceofreactionordecompositionisusedasanindicationofthermalstabilityinthistestmethodundertheexperimentalconditionsused.1.3Thistestmethodmaybeperformedonsolidsorliquids,whichdonotsublimeorvaporizeinthetemperaturerangeofinterest.1.4Thistestmethodshallnotbeusedbyitselftoestablishasafeoperatingorstoragetemperature.Itmaybeusedinconjunctionwithothertestmethods(forexample,E487,E537andE1981)aspartofahazardanalysisofamaterial.1.5Thistestmethodisnormallyapplicabletoreactionordecompositionoccurringintherangefromroomtemperatureto800176;C.Thetemperaturerangemaybeextendeddependingontheinstrumentationused.1.6Thistestmethodmaybeperformedinaninert,areactiveorself-generatedatmosphere.1.7ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.8ThereisnoISOstandardequivalenttothistestmethod.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Thisstandardmayinvolvehazardousmaterials,operations,andequipment.
【中国标准分类号】:A54
【国际标准分类号】:17_200_99
【页数】:5P.;A4
【正文语种】: