Designation:D6206−09(Reapproved2015)StandardPracticeforSamplingofCoatingFilms1ThisstandardisissuedunderthefixeddesignationD6206;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoversmethodstoremovesamplesofcoatingfilmsforsubsequentanalysisrelatedtoidentificationofgenericcoatingtypeandfailureanalysisorotherreasons.Thesetechniquescanbeusedinthefield,thefabricatingshop,orlaboratory.1.2ThemethodforobtainingcoatingsamplesforheavymetalanalysisispresentedinPracticeD5702.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D4840GuideforSampleChain-of-CustodyProceduresD5702PracticeforFieldSamplingofCoatingFilmsforAnalysisforHeavyMetals3.SignificanceandUse3.1Specimensforanalysismustbeadequatelysampled,packaged,anddocumentedtoobtainmeaningfulinformationfromthelaboratory.Thesamplingprocedureandpackagingwillbedependentuponthereasonfortakingthesample.4.Procedure4.1General:4.1.1Contaminatingsamplesmustbeavoided.Handsmustbekeptcleanbywashingorwearingprotectivecoverssuchaslatexgloves.Contactthelaboratorythatwillperformtheanalysistodetermineifanyotherprecautionsareneeded.Cleanbladesorknifebetweeneachsamplewitharagsoakedinsolvent,orchangebladesbetweeneachsample.4.1.2Thenumberandlocationofsampleswillvarydepend-inguponthereasonforsampling.Documentthesamplinglocationpriortoobtainingthesample.Measureandrecorddryfilmthicknesses.Ifdelaminationispresent,measureandrecorddryfilmthicknessofthecoatingremaininginthedelaminatedareaaswellast...
