EUROPEANSTANDARDNORMEEUROPEENNEEUROP?ISCHENORM

EN17375

July2020

ICS65.160

EnglishVersion

Electroniccigarettesande-liquids-Referencee-liquids

Cigarettesélectroniquesete-liquides-E-liquidesderéférence

ElektronischeZigarettenundLiquidsfürelektronischeZigaretten-Referenz-E-Liquids

ThisEuropeanStandardwasapprovedbyCENon15June2020.

CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferences

concerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELECManagementCentreortoanyCENmember.

ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthesamestatusastheoficialversions.

CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,

Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TurkeyandUnitedKingdom.

EUROPEANCOMMITTEEFORSTANDARDIZATION

COMITEEUROPéENDENORMALISATION

EUROP?ISCHESKOMITEEFURNORMUNG

CEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels

◎2020CENAllrightsofexploitationinanyformandbyanymeansreservedRef.No.EN17375:2020E

worldwideforCENnationalMembers.

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EN17375:2020(E)

ContentsPage

Europeanforeword 3

1Scope 4

2Normativereferences 4

3Termsanddefinitions 4

4Preparationandstorageofreferencee-liquids 4

4.1General 4

4.2Ingredients 5

4.3Compositionofreferencee-liquids 6

4.4Storageofreferencee-liquids 7

5Useofreferencee-liquids 7

5.1Selectionofreferencee-liquid 7

5.2Periodofuseafteropening 7

Bibliography 8

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EN17375:2020(E)

Europeanforeword

Thisdocument(EN17375:2020)hasbeenpreparedbyTechnicalCommitteeCEN/TC437“Electroniccigarettesande-liquids",thesecretariatofwhichisheldbyAFNOR.

ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyJanuary2021,andconflictingnationalstandardsshallbewithdrawnatthelatestbyJanuary2021.

Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.CENshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.

AccordingtotheCEN-CENELECInternalRegulations,thenationalstandardsorganisationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TurkeyandtheUnitedKingdom.

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EN17375:2020(E)

1Scope

Thisdocumentspecifiesreferencee-liquidstobeusedtotestemissionsgeneratedbyelectroniccigarettes[1].

Thisdocumentappliestothereferencee-liquidstobeusedwhenanelectroniccigaretteissoldempty,withoutane-liquid,andwheretheproductinformationorinstructionsforusearenotspecificintermsofthecompositionalcharacteristicsofthee-liquidtobeusedwiththedevice.

2Normativereferences

Therearenonormativereferencesinthisdocument.

3Termsanddefinitions

Forthepurposesofthisdocument,thefollowingtermsanddefinitionsapply.

ISOandIECmaintainterminologicaldatabasesforuseinstandardizationatthefollowingaddresses:

—IECElectropedia:availableat

/

—ISOOnlinebrowsingplatform:availableat

/obp/ui

3.1

electroniccigarette

product,thatvapourisese-liquidtogenerateaninhalableaerosolcarriedbyairdrawnthroughthedevicebytheuser

Note1toentry:Electroniccigaretteisalsoreferredtoase-cig,vapourproduct,vapingproduct,personalvapouriserorENDS/ENNDS.

Note2toentry:Electroniccigarettediffersfromtobaccoproductsinthattheydonotcontaintobacco.

3.2

e-liquid

baseliquid,whichmayormaynotcontainnicotineand/oradditives,intendedfortransformationintoanaerosolbyanelectroniccigarette

3.3

referencee-liquid

e-liquidcontainingspecificingredientsofaknownquantity,tobeusedasastandard

4Preparationandstorageofreferencee-liquids

4.1General

Theformulationsoftworeferencee-liquidsthatshallbeusedwithinthescopeofthisdocumentaregiveninTable1.

EN17375:2020(E)

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4.2Ingredients

4.2.1Propyleneglycol(CAS:57-55-6),commonlytermed(PG),shallcomplywiththefollowingspecificrequirements:

NOTEThesevaluesaretakenfromtheEuropeanPharmacopeiaMonograph.[2]

-purity:99,5%orhigher;

-diethyleneglycol:notmorethan0,1%.

4.2.2Glycerol(CAS:56-81-5),commonlytermedvegetableglycerine(VG),shallcomplywiththefollowingspecificrequirements:

NOTEThesevaluesaretakenfromtheEuropeanPharmacopeiaMonograph.[3]

-purity:98,0%orhigher;

-diethyleneglycol:notmorethan0,1%;

-totalimpurities:notmorethan0,5%.

4.2.3Nicotineor(S)-3-(1-methyl-2-pyrrolidinyl)pyridine(CAS:54-11-5)shallcomplywiththefollowingspecificrequirements:

NOTEThesevaluesaretakenfromtheEuropeanPharmacopeiaMonograph.[4]

-purity:99,0%orhigher;

-specificimpurities:

—anatabine:notmorethan0,3%;

—β-nicotyrine:notmorethan0,3%;

-myosmine:notmorethan0,3%;

—nicotine-N-oxide:notmorethan0,3%;—nornicotine:notmorethan0,3%;

一anabasine:notmorethan0,3%;

-unspecifiedimpurities:notmorethan0,1%each;

-totalimpurities:notmorethan0,8%.

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4.2.4Ethanol(CAS:64-17-5)shallnotbedenaturedandshallcomplywiththefollowingspecificrequirements:

NOTEThesevaluesaretakenfromtheEuropeanPharmacopeiaMonograph.[5]

一purity:95,0%orhigher;

—methanol:notmorethan200ppm(v/v);

-acetaldehyde:notmorethan10ppm(v/v);

-benzene:notmorethan2ppm(v/v).

4.2.5Water(CAS:7732-18-5)shallcomplywiththefollowingspecificrequirements:NOTEThesevaluesaretakenfromtheEuropeanPharmacopeiaMonograph.[6]

-conductivitynotgreaterthan5,1μS/cmat25℃;

-nitrates:maximum0,2ppm;

-microbiologicalcountlessthan100CFU/mL;

-totalorganiccarbonoroxidisablesubstances:lessthan0,5mg/L.

4.3Compositionofreferencee-liquids

4.3.1Toperformtests,therearetworeferencee-liquids(see4.3.2and4.3.3)andtheircompositionisdescribedin4.3.4.

4.3.2Areferencee-liquid,termed70/30,whichcontainspropyleneglycol(PG)(4.2.1)andglycerol(vegetableglycerine)(VG)(4.2.2)inaratioof7:3respectively.

4.3.3Areferencee-liquid,termed50/50,whichcontainspropyleneglycol(PG)(4.2.1)andglycerol(vegetableglycerine)(VG)(4.2.2)inaratioof1:1respectively.

4.3.4Thecompositionsofthereferencee-liquidsaredetailedinTable1.Massesareexpressedingper100g,andarenotcorrectedforpurityoftheparticularingredient.

Table1—Compositionofreferencee-liquids

Ingredients

e-liquid70/30

(g/100g)

e-liquid50/50

(g/100g)

Propyleneglycol(PG)(4.2.1)

67,90±0,50

48,00±0,50

Glycerol(VG)(4.2.2)

29,10±0,50

48,00±0,50

Nicotine(4.2.3)

1,00±0,05

1,00±0,05

Ethanol(4.2.4)

1,00±0,05

1,00±0,05

Water(4.2.5)

1,00±0,10

2,00±0,10

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4.4Storageofreferencee-liquids

Themaximumexpirydateofthereferencee-liquidsisdeterminedbytheearliestexpirydateofanindividualingredient.

Referencee-liquidsshallbestoredunderconditionsthatpreventalterationoftheircompositions.Itisrecommendedtostoreatatemperaturebetween5℃and25℃,awayfromlightsources,andinanairtight(preferablyglass)container.Priortouse,thereferencee-liquidsshallbebroughttoambientroomtemperature.

5Useofreferencee-liquids

5.1Selectionofreferencee-liquid

Electroniccigarettescomplyingwiththescopeofthisdocumentshallbetestedwithoneofthetworeferencee-liquidslistedinTable1.Themanufacturershalljustifythechoicemadebetweenthetworeferencee-liquids;asaguidelowpowerdeviceswouldbebettersuitedtousingthee-liquidwithPG/VG70/30ratio,andhighpowerdeviceswouldbebettersuitedtousingthee-liquidwiththePG/VG50/50ratio.Theproductinformationavailabletotheconsumershallindicatewhichreferencee-liquidwasusedfortheemissionstesting.

5.2Periodofuseafteropening

Referencee-liquidsshouldbeusedwithin24hafteropeningifstoredappropriately.

E-liquidsarehygroscopic.Exposingopenedcontainersofe-liquidstoambientatmospheremightchangetheircompositions,soexposureofthereferencee-liquidstoambientatmosphereshouldbeminimized.

EN17375:2020