ANSI/ASTM D2982-2007 检测已用润滑油中乙二醇基防冻剂的试验方法

作者:标准资料网 时间:2024-05-27 23:25:32  浏览:9298   来源:标准资料网

【英文标准名称】:TestMethodsforDetectingGlycol-baseAntifreezeinUsedLubricatingOils
【原文标准名称】:检测已用润滑油中乙二醇基防冻剂的试验方法
【标准号】:ANSI/ASTMD2982-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:2007-11-27
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:防冻化合物;检测;润滑剂;油;石油产品;测试
【英文主题词】:Antifreezingcompounds;Detection;Lubricants;Oils;Petroleumproducts;Testing
【摘要】:Thesetestmethodscoverthequalitativedeterminationofglycol-baseantifreezeinusedlubricatingoils(mineralbase)bytwoprocedures,oneusingreagentsintabletformandtheotherusinglaboratoryshelfreagents.Principallythetestmethodsdetectethyleneglycolbutwillalsodetectother1,2-glycolsthatmaybepresent.Whenapositiveresultisobtainedandasampleoftheunusedoilisavailable,theunusedoilisalsotestedandusedasareference.Note1-Sincetheinceptionofthistestmethod(1971),therehavebeenmanychangesinbasestocktechnologyandadditivetechnology.Therefore,whenavailable,thenew,unusedoil,orasampleofthesameusedoil,knowntonotcontainantifreeze,istestedasareference.Thetabletprocedure(ProcedureA)issensitivetoabout100mg/kgandtheshelfreagentprocedure(ProcedureB)toabout300mg/kgofethyleneglycol.Glycol-basedcoolantleaksintocrankcasesmaynotbedetectedormayresultinalowbiasusingthesetestmethodsiftheglycolhasdegradedorbeenthermallyorotherwiseoxidized.Theconditionsincrankcasesmaybesuchthatcontaminantglycolsareoxidizedordegradedtoadegreetowhichthecolorindicatorreactiondoesnotoccurorisbiasedenoughsoastonottriggerthecolorchange.Othertestmethodsforthedetectionofcoolantsorcoolantadditivesinlubricatingoilsshouldbeusediftheresultsfromthesetestmethodsaloneareinconclusiveorquestionable.Carbohydratessuchassugarsandsugar-containingsubstancesaresometimesusedforsabotagepurposes.Ifthepresenceofthesesubstancesissuspected,ProcedureAcontainsamodificationtoremovetheseinterferences.Bothproceduresareadaptabletofieldkituse,andbriefdescriptionsforconvertingtofieldkitformaregiveninAnnexA1.Commercialfieldtestingkitsareavailable.Theresultsobtainedbythismethodarequalitativeexpressions.However,forthepreparationofreagentsandintheprocedures,acceptableSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:71_100_45;75_100
【页数】:
【正文语种】:英语