Designation:D2203−01(Reapproved2011)StandardTestMethodforStainingfromSealants1ThisstandardisissuedunderthefixeddesignationD2203;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversalaboratoryprocedurefordeterminingwhetherasampleofsealantwillcausestainingofthesubstratewheninthecontactwithmasonry,concrete,orstone(marble,limestone,sandstone,granite,etc.).1.2ThevaluesstatedinSI(metric)unitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.NOTE1—CurrentlythereisnoISOstandardsimilartothistestmethod.2.ReferencedDocuments2.1ASTMStandards:2C510TestMethodforStainingandColorChangeofSingle-orMulticomponentJointSealantsC717TerminologyofBuildingSealsandSealants3.Terminology3.1Definitions—RefertoTerminologyC717fordefinitionsofthefollowingtermsusedinthistestmethod:compound,sealant,substrate.4.SignificanceandUse4.1Stainingofabuildingisanaestheticallyundesirableoccurrence.Thistestmethodevaluatesthelikelihoodofasealantcausinganearlystainonaporoussubstrate,whenthestainiscausedbygrossexudationfromthesealant.Thistestmethoddoesnotpredictstainingcausedbyotherfactors.4.2SeealsoTestMethodC510.5.ApparatusandMaterials5.1ConvectionOven,havingatemperaturecontrolledat104.563°C(22065°F).5.2BrassRing,19mm(3⁄4in.)insidediameter,19mm(3⁄4in.)high,wallsatoneendbeveledtoaminimumdiameter.5.3FilterPaper,tensheets,high-grade,rapid,qualitative9cmindiameter.35.4AluminumFoil,household-type,25.4mm(1in.)square.5.5Weight,300-g.5.6Spatula,small,thin,steel.5.7GlassPlate,atleast100by100mm(4by4in.).5.8D...
