249about~in.(1.3cm)inwidthand3in.(7.5cm)inlength,shallbeplacedinacleanglasstesttube.Sufficientofthesampletobetestedshallbeaddedtocoverthestripcompletelyandheatedrapidlytoboiling.Thesampleshallbekeptboilingfor30miiiwithoutanyactualdistillationtakingplaceandthecopperstripthenexaminedforblackening.Aslighttarnishshallbedisregarded,butanymarkedblackeningshallbecauseforrejection.(d)Distijajjon.—MethodofTestforDistillationofGasoline,Naphtha,Kerosine,andSimilarPetroleumProducts(ASTMDesignation:D86).’(e)Acidity.—Thecooledresiduefromthedistillationflaskshallbecollectedinatesttube,threevolumesofdistilledwateradded,andthecontentsshakenthoroughly.Themixtureshallbeallowedtoseparateandtheaqueouslayerremovedtoacleantesttubebymeansofapipet.Onedropofa1percentsolutionofmethylorangeshallbeadded.Nopinkorredcolorshallbeformed.NOTE.Footnote4wasaddededitoriallyinNovember,1958.Scope1.Thesespecificationsapplyonlytopetroleumdistillatesusedasthinnersforslow-settingpaintsandvarnishes.Properties2.Thematerialshallconformtothefollowingrequirements:clearandfreeofsuspendedmatterandwaterwaterwhite,notdarkerthanNo.21SayboltChromometer126F(51.5C)shallnotblackenorcorrodecleanmetalliccopperin30mmatboilingpointofspiritsDistillation:Initialboilingpoint,mm340F(171C)95percent(byvolume)460F(238C)Endpoint,max....485F(251.5C)Acidityofdistillationresidueneutral1UnderthestandardizationprocedureoftheSociety,thesespecificationsareunderthejurisdictionoftheA.STJ~4CommitteeD-1onPaint,Varnish,Lacquer,andRelatedProducts.‘AcceptedbytheSocietyattheAnnualMeeting,June,1948.MethodsofTesling3.Thepropertiesenumeratedinthesespecificationsshallbedeterminedinaccordancewiththefollowingmethodsoftest:(a)Color.—MethodofTestforSayboltColorofRefinedPetroleumProducts(SayboltChromometerMethod)(ASTMDesignation:D156).2~~Afreshaqueoussolutionofpotassiumdichromateindistilledwater,containing0.0048gofK,Cr,O7perliter,isapproximatelyequivalenttocolorNo.21SayboltChromometer.(b)FlashPoint.—MethodofTestforFlashPointbyTagClosedTester(ASTMDesignation:D56).~(c)Blacken~ng.4—Acleanstripofmechanicallypolishedpuresheetcopper,~1958BookofASTMStandards,Part7.‘Appearsinthispublication,seeContentsinNumericSequenceofASTMDesignationsatfrontofbook.Arevisedprocedureforthistestforblack.eningisdescribedintheMethodofTestforCopperCorrosionbyMineralSpirits(CopperStripTest)(ASTMDesignation:D1616),seep.363.ArevisionoftheseSpecificationsD965torefertoMethodD1616isunderconsiderationbythecommittee.SPECrnCATIONSFORHEAVYPETROLEUMSPSRITS(D965—48T)TentativeSpecificationsforHEAVYPETROLEUMSPIRITS(HEAVYMINERALSPIRITS)1*ASTMDesignation:D965-48TISSUED,1948.’TheseTentativeSpecificationshavebeenapprovedbythesponsoringcommitteeandacceptedbytheSocietyinaccordancewithestablishedprocedures,forusependingadoptionasstandard.SuggestionsforrevisionsshouldbeaddressedtotheSocietyat1916RaceSt.,Philadelphia3,Pa.AppearanceColorFlashpoint,mmBlackeningV(P~•1-.I)248
