作者:标准资料网 时间:2024-05-16 05:48:10   浏览:8496   来源:标准资料网

【英文标准名称】:StandardPracticeforReportingParticleSizeCharacterizationData
【原文标准名称】:报告粒度特性数据的标准规程
【标准号】:ASTME1617-1997(2007)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:E29.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:粒子特性;粒度特性;报告粒度特性数据;实施规程;粒度分布;粒子分析;比较;相关性;比较法
【英文主题词】:particlecharacterization;particlesize;particlesizeanalysis;particlesizecharacterization;particlesizedistribution;andparticlesizereport
【摘要】:Whenevaluatingtheparticlesizeinformation,iftheproceduresofthedataprocessingarenotavailable,theuserofthedatamustmakeassumptionsconcerningthereporteddataintheeventofanalyticalinconsistencies.Inorderfordifferentdatasetstobecompareditiscrucialthatthepartiesreporttheanalyticaltechniquesandmethodsorproceduresforevaluating,calculating,compilingorotherwiseprocessingthedatatobereported.Particlesizecharacterizationinformationcanbereportedinthreelevelsofdetailinordertosatisfyuser’needs.3.2.1Level1applieswhenonlybasicinformationaboutthematerialisrequired,andshallbeprovidedwitheachshipment.Thislevelrepresentstheminimuminformationthatshallbereported.Level1informationmaybesufficientinsuchcasesasidentifyingacertaingradeofamaterialorwhendetailedknowledgeofanalyticalmethodologyisnotneeded.3.2.2Level2presumestheneedforknowledgeofmethodologyontheuser’partandallowstheusertomakeamoreinformedjudgmentabouttheinformationprovidedinLevel1.3.2.3Level3providesdetailedwrittenprocedurestoallowduplicationofthemeasurement.3.2.4InformationprovidedthroughLevels2and3willallowuserstoperformcomparativematerialevaluationsbetweenseveralsuppliers,setspecificationsordefineapurchaseagreement,performinter-laboratorystudiesandmostimportantlyresolvedisputesbetweensupplierandusers.Reportedparticlesizemeasurementisafunctionofboththeactualparticledimensionandshapefactoraswellastheparticularphysicalorchemicalpropertiesoftheparticlebeingmeasured.Cautionisrequiredwhencomparingdatafrominstrumentsoperatingondifferentphysicalorchemicalparametersorwithdifferentparticlesizemeasurementranges.Sampleacquisition,handlingandpreparationcanalsoaffectthereportedparticlesizeresults.1.1Thispracticecoversreportingparticlesizemeasurementdata.1.2Thispracticeappliestoparticlesizemeasurementmethods,devices,detaillevels,anddataformatsfordrypowders,andwetsuspensionsofsolids,gels,oremulsiondroplets.Thispracticedoesnotpertaintoliquidparticles.Note18212;Forinformationonreportingliquidparticlemeasurementdata,refertoPracticeE799.1.3Thispracticedoesnotconcernparticleconcentrationinformation.1.4ThispracticeusesSI(SystmeInternational)unitsasstandard.StateallnumericalvaluesintermsofSIunitsunlessspecificinstrumentationsoftwarereportsparticlesizeinformation,includingpercentiles,indices,anddistributionsastabulationsandgraphsusingalternateunits.Inthiscase,presentbothreportedandequivalentSIunitsinthefinalwrittenreport.RefertoPracticeE380forproperusageofSIunits.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A28
【国际标准分类号】:19_120
【页数】:3P.;A4
【正文语种】: