1. CARBON NANOTUBES-GRAPHITE PASTE ELECTRODE MODIFIED WITH Cu(II)-EXCHANGED ZEOLITE FOR H2O2 DETECTION. Authors: LIANA MARIA MUREŞAN, ANDRADA MĂICĂNEANU, CODRUTA VARODI, DELIA GLIGOR.2. EXTRACTION AND CHROMATOGRAPHIC DETERMINATION OF ESSENTIALS OILS FROM OCIMUM BASILICUM L. LEAVES. Authors: VASILE SURDUCAN, EMANOIL SURDUCAN, ILDIKO LUNG, CODRUTA VARODI, SIMONA CODRUTA COBZAC, MARIA-LOREDANA SORAN.3. SCREEN-PRINTED ELECTRODES MADE ON STONE PAPER SUBSTRATE FOR URIC ACID ELECTROCHEMICAL DETECTION. Authors: STELA PRUNEANU, LUCIAN BARBU-TUDORAN, MARIN GHEORGHE, FLORINA POGACEAN, CODRUTA VARODI.