【英文标准名称】:Samplingandanalysisofiron,steelandotherferrousmetals-Methodsofanalysis-Determinationofzirconium-Steel:gravimetricmethod
【原文标准名称】:铁、钢和其他铁金属的抽样和分析.分析方法.锆的测定.钢:重量法
【标准号】:BS6200-3.37.1-1986
【标准状态】:现行
【国别】:英国
【发布日期】:1986-09-15
【实施或试行日期】:1986-09-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;锆;钢;重量分析
【英文主题词】:Determinationofcontent;Gravimetricanalysis;Steels;Zirconium
【摘要】:ThisSubsectionofBS6200describesagravimetricmethodforthedeterminationofzirconiuminsteel.Themethodisapplicabletozirconiumcontentsexceeding0.03%m/m.NOTE.ThetitlesofthepublicationsreferredtointhisSubsectionofBS6200arelistedonpage3.
【中国标准分类号】:H11
【国际标准分类号】:77_080_20
【页数】:4P;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforCharacterizationofParticles
【原文标准名称】:粒子特性的标准实施规程
【标准号】:ASTMF1877-2005
【标准状态】:现行
【国别】:
【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】:F04.16
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:生物配伍;评定;形态学;粒子分析;颗粒
【英文主题词】:biocompatibility;morphology;particles;SEM;weardebris
【摘要】:Thebiologicalresponsetomaterialsintheformofsmallparticles,asfromweardebris,oftenissignificantlydifferentfromthattothesamematerialsaslargerimplantcomponents.Thesizeandshape(morphology)oftheparticlesmayhaveamajoreffectonthebiologicalresponse;therefore,thispracticeprovidesastandardizednomenclaturefordescribingparticles.Suchaunifiednomenclaturewillbeofvalueininterpretationofbiologicaltestsofresponsestoparticles,inthatitwillfacilitateseparationofbiologicalresponsesassociatedwithshapefromthoseassociatedwiththechemicalcompositionofdebris.Thequantity,size,andmorphologyofparticlesreleasedasweardebrisfromimplantsinvivomayproduceanadversebiologicalresponsewhichwillaffectthelongtermsurvivalofthedevice.Characterizationofsuchdebriswillprovidevaluableinformationregardingtheeffectivenessofdevicedesignsormethodsofprocessingcomponentsandthemechanismsofwear.Themorphologyofparticlesproducedinlaboratorytestsofwearandabrasionoftenisaffectedbythetestconditions,suchasthemagnitudeandrateofloadapplication,deviceconfiguration,andtestenvironment.Comparisonofthemorphologyandsizeofparticlesproducedinvitrowiththoseproducedinvivowillprovidevaluableinformationregardingthedegreetowhichthemethodsimulatestheinvivoconditionbeingmodeled.1.1Thispracticeoutlinesaseriesofproceduresforcharacterizationofthemorphology,number,size,andsizedistributionofparticles.Themethodsutilizedincludesieves,optical,SEM,andelectrooptical.1.2Thesemethodsareappropriateforparticlesproducedbyanumberofdifferentmethods.Theseincludeweartestmachines,totaljointsimulationsystems,abrasiontesting,methodsforproducingparticulates,suchasshatterboxesorpulverizors,commerciallyavailableparticles,andparticlesharvestedfromtissuesinanimalorclinicalstudies.1.3Thedebrismayincludemetallic,polymeric,ceramic,oranycombinationofthese.1.4Thedigestionprocedurestobeusedandissuesofsterilizationofretrievedparticlesarenotthesubjectofthispractice.1.5AclassificationschemefordescriptionofparticlemorphologyisincludedinAppendixX3.1.6Asaprecautionarymeasure,removeddebrisfromimplanttissuesshouldbesterilizedorminimallydisinfectedbyanappropriatemeansthatdoesnotadverselyaffecttheparticulatematerial.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A28
【国际标准分类号】:19_120
【页数】:14P.;A4
【正文语种】: