1. OBTAINING PYRAZINE-2,3-DICARBOXYLIC ACID THROUGH ELECTROCHEMICAL OXIDATION OF QUINOXALINE ON NICKEL ELECTRODE. Authors: ŢĂRANU BOGDAN, MARIUS DOBRESCU, VLĂTĂNESCU NANDINA, DRAGOŞ ANA, POPA IULIANA.2. OBTAINING PYRAZINE-2,3-DICARBOXYLIC ACID THROUGH ELECTROCHEMICAL OXIDATION OF QUINOXALINE ON NICKEL ELECTRODE. Authors: MARIUS DOBRESCU, DRAGOŞ ANA, ŢĂRANU IOAN, ŢĂRANU BOGDAN, POPA IULIANA.