Designation:D629−15StandardTestMethodsforQuantitativeAnalysisofTextiles1ThisstandardisissuedunderthefixeddesignationD629;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.INTRODUCTIONMethodsD629-59T,QuantitativeAnalysisofTextiles,werediscontinuedin1969becausetheresponsiblesubcommitteefailedtorecommendtheiradoptionasastandardafterseveralyearsofpublicationasatentative.Thesubcommitteeactionwasbasedonthemembers’knowledgethatthestandarddidnotincludeseveralfibertypesintroducedtothetextiletradeafterthemethodwaspublished,andthatthetechniquesrequiredfortheiridentificationwerelackinginthetext,allowingittobecomeoutofdate.Theproceduresincludedinthetext,however,arebelievedtobereliableforthefibertypesnamedandthetechniquesdescribedarecurrentlybeingusedinthetradeandarereferencedbyotherstandardssponsoredbyCommitteeD-13onTextiles.Reinstatementasastandardusingthepreviouslyassignednumberwasrequestedsincethelistedprocedureswerereliableandthetextconsideredtobethebestavailable,thoughnotallinclusive.Extensiveeditorialchangesweremadeinvarioussectionsin1972,andthemethodswerereinstatedasD629-72.Editorialchangeshaveagainbeenmadethroughoutthetext,andstatementsonprecisionandbiasandsuitabilityforacceptancetestinghavebeenadded.ThetextofMethodsD629-59TwaspublishedbytheAmericanAssociationofTextileChemistsandColoristsinthatsociety’sTechnicalManualas“TestMethod20A-1959”issuedintheyears1959through1974.TheAATCCMethodwasrevisedcompletelyin1975andsincepublishedas“TestMethod20A-1975.”1.Scope1.1Thesetestmethodscoverproceduresforthedetermina-tionofthefiberblendcompositionofmixturesofthefiberslistedin1.2.Proceduresforquantitativeestimationoftheamountofmoistureandcertainnonfibrousmaterialsintextilesarealsodescribed,foruseintheanalysisofmixtures,butthesearenottheprimarymethodsforthedeterminationofm...
