Designation:D4772−14(Reapproved2019)StandardTestMethodforSurfaceWaterAbsorptionofTerryFabrics(WaterFlow)1ThisstandardisissuedunderthefixeddesignationD4772;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethoddeterminestheabilityofaterryfabrictorapidlyabsorbandretainliquidwaterfromsurfacessuchashumanskin,dishes,andfurniture.1.2Thistestmethodisnotapplicabletonon-terryfabricssuchashucktowels,waffle-weavetowels,crashtowels,flour-sacktowels,andnonwovenwipes.Thesteepangleofthespecimenontheapparatusmaycausealargeamountofwatertorunoffthesenon-pilefabrics,orthelightweight/openstruc-tureofthesefabricsmayallowalargeamountofwatertocompletelypassthroughthespecimen;thusthetestresultmaynotbeavalidmeasureofanon-terryfabric’sabilitytoabsorbwater.1.3Thistestmethodisnotapplicabletodecorativeterryfabricsthatwillnotbeusedtoabsorbwaterfromsurfaces.1.4ThistestmethodiswritteninSIunits.Theinch-poundunitsthatareprovidedarenotnecessarilyexactequivalentsoftheSIunits.Eithersystemofunitsmaybeusedinthistestmethod.IncaseofrefereedecisionstheSIunitswillprevail.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.6Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD1776PracticeforConditioningandTestingTextilesD2904PracticeforInterlaboratoryTestingofaTextileTestMethodthatP...