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【英文标准名称】:StandardTestMethodforTotalNitrogeninLubricatingOilsandFuelOilsbyModifiedKjeldahlMethod
【原文标准名称】:用改进的克椰达方法测定润滑油及燃料油中总氮量的标准试验方法
【标准号】:ASTMD3228-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D02.03.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:fueloils;Kjeldahl;lubricatingoils;nitrogen;Lubricatingoils;Nitrogencontent--petroleumproducts
【摘要】:Theconcentrationofnitrogenisameasureofthepresenceofnitrogen-containingadditives.Knowledgeofitsconcentrationcanbeusedtopredictperformance.1.1Thistestmethodcoversthedeterminationofnitrogeninlubricatingoilswhenpresentintheconcentrationfrom0.03to0.10mass%,andforthedeterminationofnitrogeninfueloilswhenpresentintheconcentrationfrom0.015to2.0mass%.Thistestmethodisalsoapplicabletotheanalysisofadditiveconcentratesandadditivepackages.Note18212;ThistestmethodmaynotbeapplicabletocertainmaterialscontainingNx2013;OorNx2013;Nlinkage.However,thesamplesusedinthecooperativeprogramtoestablishtheprecisionofthetestmethodwerecompoundedwithcurrentlyavailableashlessadditivescontainingnitrogen.Completerecoveryofthenitrogenpresentintheseadditiveswasobtained.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,see6.6,6.9,and8.8.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:5P.;A4
【正文语种】:英语