EN17375:2020isaEuropeanstandardthatprovidesguidelinesandspecificationsforelectroniccigarettesande-liquids,withaparticularfocusonreferencee-liquidsusedfortestingpurposes.Thestandardaimstoensureconsistency,safety,andqualityinthemanufacturingandevaluationofe-liquids,especiallythoseutilizedinlaboratorysettingsorforregulatorycompliance.Keyaspectscoveredinthestandardinclude:-Definitionsandterminologyrelatedtoe-liquidsandelectroniccigarettes.-Requirementsforthecomposition,purity,andlabelingofreferencee-liquids.-Guidanceonstorage,handling,andstabilitytomaintaintheintegrityofreferencematerials.-Testingmethodstoassesscharacteristicssuchasnicotineconcentration,aerosolemissions,andpotentialcontaminants.EN17375:2020isintendedforusebymanufacturers,testinglaboratories,regulatorybodies,andotherstakeholdersinvolvedintheproductionorassessmentofelectroniccigaretteproducts.Ithelpsstandardizepracticesacrosstheindustrytopromoteproductsafetyandreliability.