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Publications Repository
Gdańsk University of Technology

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Scoring ofsolventsusedinanalyticallaboratoriesbytheirtoxicological and exposurehazards

Green analyticalchemistry,althoughawellrecognisedconcept,stilllacksreliableenvironmentalimpact assessment procedures.Thisarticledescribesscoringofsolvents,frequentlyusedinanalyticallabora- tories, withCHEMS-1model.Themodelusestoxicologicalandexposuredatatocalculatehazardvalues relatedtotheutilisationofsolvents. The originalmodelwasmodified toincorporatehazardsrelatedtothevolatilityofchemicals.The scoring ofhazardvaluesshowedthatpolarsolventsarelesshazardous.Thescoringresultswereapplied to assessthetotalhazardvaluesintermsofsolventconsumption.Thehazardscorescalculatedforeach chemical weremultipliedbythevolumesofsolventusedduringtheanalyticalprocedure.Theresults show thatcalculationoftotalproceduralhazardvaluesisvaluableinthegreenanalyticalchemistry assessment procedure.Moreover,theassessmentprocedurecanbecombinedwithotherprocedural greenness assessmentmethods.

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