&/-U?-@ASTMD373b89SB075953000227734W4[)+)Designation:D1736-89AMERICANSOCIETYFORTESTINGANDMATERIALS1916RaceSI.,Philadelphia.Pa.19103ReprintedfromlheAnnuaiBookdASTMStandards.CopyigMASTMIfno!listedinlhecuirenicombinedindex,willappearInlhemldilion.StandardTestMethodforEfflorescenceofInteriorWallPaints'ThisstandardisissuedunderthefixeddesignationD1736;thenumberimmediatelyfollowinglhedesignationindicatestheyearoforiginaladoptionor,inlhecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(6)indicatesaneditorialchangesincelhelastrevisionorreapproval,1.Scope1.1Thistestmethodcoversthedeterminationofthetendencyofaninteriorwallpainttoemoresceundernormalenvironmentalconditions.Historicallythisphenomenonhasbeenexhibitedprimarilywithlatex,orotherwater-basedpaints,andthemethodhasbeenusedintestingaqueousproducts.1.2Thistestmethodislimitedtothedeterminationoftheemorescenceresultingfrommigrationofsolublesaltsfromwithinthepaintfilm.Itdoesnotdealwiththeeilorescenceattributabletocertainsubstrates.1.3Thisstandardmayinvolvehazardousmaterials,oper-ations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyproblemsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocument2.1ASTMStandard:D1193SpecificationforReagentWate?3.Terminology3.1DescriptionsofTermsSpecifictoThisStandard:3.1.1eflorescence-aconditionthatoccurswhensolublesaltsinthedriedpaintfilmorinthesubstratemigratetothefilmsurfaceduringexposure.Itshouldnotbeconfusedwithothercausesofnonuniformappearanceorwhiteningthatmayoccuratthetimeofapplication.Emorescenceisseenaseitheralight,medium,orheavydepositsofcrystals.Itexistsbothinisolatedpatchesandoverwideareas.Anotherevidenceofemorescenceisthedevelopmentofanon-uniformappearanceofflatorglossyareasduringthecyclingprocedureofthetest.L3.1.2degreesofefflorescence:3.1.2.1flattingandglossing-Anon...
