ASTM D982-2005(2009) 纸和纸板中有机氮的标准试验方法

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【英文标准名称】:StandardTestMethodforOrganicNitrogeninPaperandPaperboard
【原文标准名称】:纸和纸板中有机氮的标准试验方法
【标准号】:ASTMD982-2005(2009)
【标准状态】:现行
【国别】:美国
【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】:D09.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:nitrogen;paper;paperboard;Nitrogen;Paper;Paperandpaperboard;Paperboard
【摘要】:Thepurposeofthistestmethodistodeterminetheamountoforganicnitrogenpresentwithinasampleofelectricalinsulationpaperorpaperboard.Nitrogencontentisusedtodetermineifthepaperorpaperboardhasbeenchemicallytreatedtowithstandhigherthannormaloperatingtemperatures.Suchapaperorpaperboardisreferredtointheindustryasx201C;thermallyupgraded.x201D;Apaperorpaperboardthatisthermallyupgradedcanwithstandhigheroperatingtemperaturesandallowtheelectricalequipmenttohavealongerusefullifespan.1.1Thistestmethodcoversthedeterminationofnitrogenousorganicmaterialsinpaperandpaperboard,whichtypicallyareusedtoreducethethermaldegradationofthecelluloseinthepaperandpaperboard.1.2Thenitrogendeterminationbythismethoddoesnotincludethenitrogeninnitrocompounds,nitrates,nitrites,azo,hydrazine,cyanide,orpyridinering-typecompounds,noneofwhicharenormallyfoundinpaperandpaperboard.Thereisnoknownmodificationofthemethodthatisapplicabletoallnitrogenouscompounds.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.
【中国标准分类号】:Y30
【国际标准分类号】:85_060
【页数】:3P.;A4
【正文语种】:英语