1、InternationalStandardISO3170Fourthedition2025-06HydrocarbonLiquidsManualsamplingHydrocarburesIiquidesEchantillonnagemanuelReferencenumberISO3170:2025(en)ACOPYRIGHTPROTECTEDDOCUMENTISO2025Allrightsreserved.ISOpublications,intheirentiretyorinfragments,areownedbyISO.Theyarelicensed,notsold,andaresubjec
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25、rformedbyathird-partyauditor,duringbusinesshoursattheuserspremisesorviaremoteaccess.ContentsPageForewordvi1 Scope2 Normativereferences3 Termsanddefinitions4 Safety4.1 General4.2 Safetyaspectsofequipment4.3 Safetyatsamplingpoints4.4 Entryintoenclosed(confined)spaces4.5 Electricalsafety4.5.1 Staticele
26、ctricity4.5.2 Electronicandelectricalequipment5 Sampling5.1 General5.2 Typicallocationsfromwheresamplesaredrawn5.2.1 Tanksampling5.2.2 Linesampling5.3 Restrictedopening/vapourtrapsampling5.4 Representativesamples5.5 Homogeneity6 Equipment6.1 General6.2 Typesoftanksamplers6.2.1 General6.2.2 Spotsampl
27、ers6.2.3 Zonesamplers/flow-throughsamplers6.2.4 Runningsamplers6.2.5 All-levelsamplers6.2.6 Bottomsamplers6.2.7 Deadbottomsamplers6.2.8 Residuesamplers(sedimentsamplers)6.3 Samplersusedforopensamplingmethodsintanks6.3.1 General6.3.2 Samplingcan/thief.6.3.3 Samplingcageandbottle6.3.4 Deadbottomsample
28、r6.3.5 Zoneorcoresampler6.4 Samplersusedforrestrictedandclosedsamplingmethodsintanks6.4.1 General6.4.2 Samplerforvapourpressureanalysis6.4.3 Vapourcontrolvalves6.5 Othersamplingdevices6.5.1 Tanksidesamplers6.5.2 Pipelinesamplers6.5.3 Drumsamplers6.5.4 Sludge/sedimentsamplers7 Samplecontainer7.1 Gene
29、ralcontainerdesign7.2 Samplecontainermaterialandtype7.2.1 General7.2.2 Glassbottle,8898.910.10。i11111121113131414212188228-27.2.3 PlaStiCcontainer297.2.4 Metalcans297.3Containerc1osus298 Procedures308.1 Generalsamplingpractices308.2 Generalprinciplesofsampling308.3 Tanksamplingprocedures318.3.1 ShC)
30、retanksampling318.3.2 SamPIingfromships358.4 Procedureformanualsamplingonpipeline388.4.1 General388.4.2 Spotsamplingofhighvapourpressureliquids388.5 Samplingfromrailcars448.6 Samplingfromroadtankers448.7 Samplingfromdrumsorintermediatebulkcontainers458.7.1 General458.7.2 Tubesamplingfromdrums458.7.4
31、 Pumpsampling468.7.5 BatChSamPling468.8 Packagesampling468.8.1 StatiStiCalaspectsofSamPlingPaCkageS468.8.2 Acceptablequalitylimit478.8.3 InspectionIeVel478.8.4 Samplingplan478.8.5 PrOCedUreSforSamPIingPaCkageS508.9 Samplingfromdispensers(retail)509 Requirementsforspecificproducts51.1.23.4.5.6999999G
32、eneral51Crudeoil51Naphtha,gasolineandothervolatileliquid52Aviationfuels52Distillatefuels(excludingjetfuel)53Residualfueloil(includingmarinebunkerfuels)541.1.1 Fueloil541.1.2 Marinebunkerfuel(residualfuelandmarinedistillates)549.7 Bitumen559.8 Requirementsforsamplingformicrobiologicalassay559.8.1 Gen
33、eral559.8.2 Generalrecommendationsforsamplingfuelfacilities559.8.3 Tankwaterphasesample559.8.4 Bulkfuelphasesample559.8.5 Samplingprocedure569.8.6 Monitoringregimesforterminalsanddistributionsystems5610.1 General.5710.2 SamPIetransfer5710.3 Labelling5710.4 Sampletransportation5810.5 Externalinfluenc
34、es5810.5.1 General5810.5.2 TemPeratUre5810.5.4 Time5910.5.5 Firsttestrequirements6010.6 Homogenizingsamples6010.6.1 General6010.6.2 None(nomixing)6010.6.3 Shaking6010.6.4 Powermixers6010.7 Verificationofmixingefficiency6210.7.1 General6210.7.2 Homogeneousliquids6210.7.3 Non-homogeneousliquids6210.7.
35、4 Mixingefficiencyverificationtestfornon-homogeneousoils(injection/recoverytest)6210.8 Selectionofsamplemixingmethod6310.9 Compositingsamples6410.10 Retainedsamples64Bibliography65ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodi
36、es).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmentallinliaisonwithISO,alsotakep
37、artinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thedifferentapprovalcriterianeededfo
38、rthedifferenttypesofISOdocumentshouldbenoted.ThisdocumentwasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(SeeWWW.iso.org/directives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesnopositionconcerningtheevidence,valid
39、ityorapplicabilityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimplementthisdocument.However,implementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfromthepatentdatabaseavailabl
40、eatWWW.iso.org/patents.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressionsrelatedtoconfo
41、rmityassessment,aswellasinformationaboutISOsadherencetotheWorldTradeOrganization(WTO)principlesintheTechnicalBarrierstoTrade(TBT),Seewwwtso.org/iso/foreword.htmLThisdocumentwaspreparedbyTechnicalCommitteeISO/TC28,Petroleumandrelatedproducts,fuelsandlubricantsfromnaturalorsyntheticsources,Subcommitte
42、eSC2,Measurementofpetroleumandrelatedproducts,incollaborationwiththeEuropeanCommitteeforStandardization(CEN)TechnicalCommitteeCEN/TC19,Gaseousandliquidfuels,lubricantsandrelatedproductsofpetroleum,syntheticandbiologicalorigin,inaccordancewiththeAgreementontechnicalcooperationbetweenISOandCEN(ViennaA
43、greement).Thisfourtheditioncancelsandreplacesthethirdedition(ISO3170:2004),whichhasbeentechnicallyrevised.Themainchangesareasfollows: documenttitleamendedtoreflecttheexpandedscopeofthedocumentfornon-petroleumliquids; inclusionofanequalrepresentationoftheclosedandrestrictedsamplingdevicesinadditionto
44、thetraditionalopensamplingdevices; expandedClaUSe3andtheBibliography; addedClaUSe4.Anyfeedbackorquestionsonthisdocumentshouldbedirectedtotheusersnationalstandardsbody.Acompletelistingofthesebodiescanbefoundatwww.iso.oig/membnrs.html.IntroductionThisdocumentcanbeusedinconjunctionwithISO3171.Thisdocum
45、entspecifiesstandardconditionsandmethodsforobtainingsamplesofliquid/semi-liquidhydrocarbonsfromatank,drumorpipelinebymanualmeans.Ifthehydrocarbontobesampledisnon-homogeneous,showingsignificantvariationsincompositionorcontainingsedimentsandwater,samplestakenmanuallyshouldnotbeexpectedtoberepresentati
46、ve,butcanenablethedegreeofnon-homogeneitytobeassessedandestimatesofqualityandquantitytobemade.Theproceduresspecifiedinthisdocumentareintendedtominimizeoreliminatelossesoflightendsfromsamples.Suchlossescanoccurduringthehandlingortransferofsamples,therebymakingthemnonrepresentativeofthebulk.Theprocedu
47、resspecifiedprovidesamplesfor:a) thedeterminationoftheliquid/hydrocarbonquality;b) thedeterminationofthewatercontent;c) thedeterminationofothercontaminantsthatarenotconsideredtobepartoftheliquidhydrocarbon.Ifthesamplingconditionsforpurposesa),b)andc)areinconflict,separatesamplesarerequired.Thesamplingproceduresfortankcontentsthatarenothomogeneousspecifiedinthisdocumentareintendedtoenablethedegreeofnon-homogeneitytobeassessedandestimatesofqualityan
