AKTIVACIJA PERSULFATA BIOUGLJEM: OPTIMIZACIJA DOZE ZA EFIKASNU RAZGRADNJU LINDANA U VODI

54. godišnja konferencija o aktuelnim problemima korišćenja i zaštite voda (2025) [339-344 str.]

AUTHOR(S) / AUTOR(I): Tajana Simetić , Tijana Marjanović Srebro , Jasmina Anojčić , Tamara Apostolović , Nina Đukanović , Sanja Mutić , Jelena Molnar Jazić , Jelena Beljin

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DOI: 10.46793/VODA25.331M

ABSTRACT / SAŽETAK:

U ovom radu ispitana je razgradnja lindana (100 µg/L) primenom biouglja dobijenog pirolizom biomase drveta (0,2 g/L) kao katalizatora za aktivaciju kalijum persulfata (PS). Eksperimenti su sprovedeni pri različitim koncentracijama PS (0,5–9,0 mM) i pH 7,0 ± 0,2. Optimalna doza PS iznosila je 3,0 mM, pri čemu je postignuta efikasnost razgradnje veća od 90%. Dalje povećanje koncentracije PS nije značajno poboljšalo razgradnju. Najveći deo reakcije odvija se u prvih nekoliko sati, a ravnoteža se uspostavlja nakon 4 sata. Dobijeni rezultati potvrđuju da biougalj efikasno aktivira PS i ukazuju na njegov potencijal za tretman voda kontaminiranih organskim mikropolutantima.

KEYWORDS / KLJUČNE REČI:

biougalj, persulfat, unapređeni oksidacioni procesi, lindan

ACKNOWLEDGEMENT / PROJEKAT:

Ovo istraživanje sprovedeno je uz podršku Fonda za nauku Republike Srbije, #10810, Sustainable solutions in environmental chemistry: exploring biochar potential-EnviroChar.

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