1. COMPARATIVE STUDY OF DIGESTION PROCEDURES OF SOILS AND WATER SEDIMENTS USING DIFFERENT HCL/HNO3 RATIOS FOR MULTIELEMENTAL DETERMINATION. Authors: EMIL CORDOŞ, MARIN ŞENILĂ, MONICA URSU, EUGEN DARVASI, MICHAELA PONTA, FRENŢIU TIBERIU.2. ENVIRONMENTAL AND OCCUPATIONAL EXPOSURE TO CR, CU, PB AND ZN OF POPULATION IN BAIA-MARE USING AS INDEX THE ABSORPTION OF CONTAMINANTS IN HAIR. Authors: MICHAELA PONTA, FRENŢIU TIBERIU, EUGEN DARVASI, AUGUSTA BONDA, EMIL CORDOŞ.3. FLAME ATOMIC EMISSION DETERMINATION OF STRONTIUM IN FLOTATION TAILINGS USING THE METHANE-AIR FLAME AS EXCITATION SOURCE. Authors: LADISLAU KÉKEDY-NAGY, FRENŢIU TIBERIU, ANA-MARIA RUSU, MICHAELA PONTA, EMIL CORDOŞ.4. AN INVESTIGATION INTO THE CU, PB AND ZN POLLUTION OF THE SOMES AND LAPUS RIVERS OF BAIA-MARE AREA, ROMANIA. Authors: MICHAELA PONTA, FRENŢIU TIBERIU, CHRISTOPHER MCCORMICK, CECILIA ROMAN, EMIL CORDOŞ.5. STUDY OF ARSENIC DETERMINATION IN SOIL BY SPECTROMETRIC METHODS WITH AND WITHOUT HYDRIDE GENERATION. Authors: FRENŢIU TIBERIU, MICHAELA PONTA, NADIA ALEXA, GEORGIANA MECULESCU, MARIN ŞENILĂ, EMIL CORDOŞ.6. ANALYSIS OF Y0.95BI0.05BA2CU3OX AND BI2SR2CA0.9GD0.1CU2OX SUPERCONDUCTING SAMPLES VIA ICP OES TECHNIQUE. Authors: ALPAR SIMON, S.D. ANGHEL, T. FRENŢIU, MICHAELA PONTA, M. POP, S. SIMON.7. PHOTOMETRIC DETERMINATION OF BIURET IN MELTED UREA USING FLOW INJECTION ANALYSIS. Authors: FRENŢIU TIBERIU, MICHAELA PONTA, EUGEN DARVASI, LADISLAU KÉKEDY-NAGY, IOAN MĂRGINEAN, EMIL A. CORDOŞ.8. SPECTROPHOTOMETRIC DETERMINATION OF TUNGSTEN (V) AS THIOCYANATE COMPLEX IN CERTIFIED STEEL MATERIALS. Authors: FRENŢIU TIBERIU, MICHAELA PONTA, EMIL CORDOŞ.9. ASSESSMENT OF AQUA REGIA EXTRACTABLE AND PLANT-AVAILABLE PB CONTENT IN POLLUTED SOIL. Authors: ERIKA LEVEI, MARIN ŞENILĂ, CECILIA ROMAN, MICHAELA PONTA, FRENŢIU TIBERIU, EMIL CORDOŞ.10. SPECTROSCOPIC STUDY OF ATMOSPHERIC PRESSURE ARGON/METHANE CAPACITIVELY COUPLED PLASMA. Authors: E. CORDOS, MARIA FRENȚIU, EUGEN DARVASI, ALIN IRONIM MIHĂLŢAN, MICHAELA PONTA, FRENŢIU TIBERIU.11. VALIDATION OF INDUCTIVELY COUPLED PLASMA ATOMIC EMISSION SPECTROMETRY TECHNIQUE FOR THE DETERMINATION OF TRACE ELEMENTS IN GRANULAR WASTE. Authors: TIBERIU FRENŢIU, MICHAELA PONTA.12. DEVELOPMENT AND CHARACTERIZATION OF A METHOD FOR THE DETERMINATION OF TOTAL As IN WATER BY HYDRIDE GENERATION AND OPTICAL EMISSION DETECTION IN ARGON CAPACITIVELY COUPLED PLASMA MICROTORCH. Authors: MICHAELA PONTA, EUGEN DARVASI.13. SIMULTANEOUS DETERMINATION OF Zn, Cd, Pb AND Cu IN MUSHROOMS BY DIFFERENTIAL PULSE ANODIC STRIPPING VOLTAMMETRY. Authors: MICHAELA PONTA, EUGEN DARVASI, ENIKŐ COVACI.