MEMBRIAlexandru T. BALABANTexas A&M University at Galveston, SUAIon BOLOCANUniversitatea Petrol Gaze PloieºtiMiron Teodor CÃPROIUInstitutul de Chimie Organicã “C.D. Neniþescu” BucureºtiAndrei F. DÃNEÞUniversitatea BucureºtiCorneliu Mircea DAVIDESCUUniversitatea Politehnica TimiºoaraLaurenþiu FILIPESCUUniversitatea Politehnica BucureºtiIonel HAIDUCAcademia RomânãValeriu V. JINESCUUniversitatea Politehnica BucureºtiJiri KLEMENSUniversity of Pannonia Veszprém UngariaJean-Marie LEHNUniversité Louis Pasteur, Strasbourg, FranþaAngela LUPUUniversitatea Politehnica BucureºtiIonel MANGALAGIUUniversitatea Alexandru Ioan Cuza IasiGheorghe MARIAUniversitatea Politehnica BucureºtiGheorghe D. MATEESCUCase Western Reserve University, Cleveland SUALucian MOÞIUAGER Consulting SRL

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Societatea de Chimie din România SYSCOM 18 Bucureºti SC Biblioteca Chimiei SA

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Bucharest - RomaniaChem. Abs.: RCBUAU 65 (1) (1 - 136)

ISSN 0034-7752Vol. 65, no. 1, January, 2014

CONTENTS

Dumitrita Ioana Oprica, T. M. Cioroianu, Mihaela Lungu, Irinel Adriana BadeaA New Eco-friendly Foliar Fertilizer with Bone Glue Suitable for Crops of Maize and Sunflower...................................................................1M. Segarceanu, Daniela-Elena Pascu, Gina Alina Traistaru, Mihaela Pascu(Neagu), Sofia Teodorescu, Cristina OrbeciOptimization of Membrane Processes with Polysulfone/Polyaniline Composite Membranes........................................................................8I. Calinescu, G. Mustatea, Adina Ionuta Gavrila, Alina Dobre, Cristina PopSilver Nanoparticles: Synthesis, Characterization and Antibacterial Activity................................................................................................15O. Bekircan, F. Islamoglu, E. Mentese, B. KahveciSynthesis of Unsymmetrical 3,5-disubstituted 1,2,4-triazole Derivatives with Their pKa Values..................................................................20Loreta Nicoleta Costache, P. Szczepanski, Cristiana Olteanu, Carmen Giorgiana Lica, Sofia Teodorescu, Cristina OrbeciBulk Liquid Membrane Separation of Different Cations Using D2EHPA and Cyanex 302 as Carriers.........................................................26Valentina Uivarosi, Elena Mihaela Pahontu, Alexandra MunteanuSynthesis, Characterization and Fluorescent Properties of New Complexes of 5-hydroxyflavone with Some Divalent Metal Ions.............33Florentina Hutanu, Mihaela Badea Doni, C. Munteanu, Simona Petrescu, Maria MarcuImproved Stability and Catalytic Activity of Screen Printed Electrode Modified with PB in the Presence of Anionic Surfactant..................39Diana Mariana Cocarta, Irina Aura Istrate, Cora Bulmau, Ramona Dinu, V. Tanasiev, Cristina DumitrescuDifferent Methods for Polychlorinated Biphenyls Removal from Contaminated Soils..................................................................................44Elena Mitrea, Cristina Ott, Aurelia MegheaNew Approaches on the Synthesis of Effective Nanostructured Lipid Carriers............................................................................................50Sanda Velea, Lucia Ilie, E. Stepan, Ruxandra ChiurtuNew Photobioreactor Design for Enhancing the Photosynthetic Productivity of Chlorella homosphaera Culture.......................................56M. Schiavon, G. Antonacci, Elena Cristina Rada, M. Ragazzi, D. ZardiModelling Human Exposure to Air Pollutants in an Urban Area...................................................................................................................61Gh. Noditi, I. Ledeti, Georgeta Simu, Maria-Lenuta Suta, Daniela Onetiu, Adriana FuliasMicrowave-assisted Synthesis of Local Anaesthetic Procaine from Benzocaine.........................................................................................65Elena Cristina Rada, M. Raboni, V. Torretta, Sabrina Copelli, M. Ragazzi, P. Caruson, Irina Aura IstrateRemoval of Benzene from Oil Refinery Wastewater Treatment Plant Exhausted Gases with a Multi-stage Biofiltration Pilot Plant..........68M. AndreiResearches Regarding Biodiesel Synthesis..................................................................................................................................................71A. Crisciu, Catinca Secuianu, V. FeroiuDensities and Refractive Indices of 1-Hexanol + n-Pentadecane Binary System at Temperatures from (293.15 to 323.15) K...................76Dalila Belei, Norina Consuela Forna, I. Sandu, M. L. BirsaNovel Mesoionic 2-Methyl-4-(1,3-Dithiol-2-ylium)phenolates.......................................................................................................................80Anca-Mihaela Bulearca, A. Bita, Florentina Badea, Alina Patrusca, J. Neamtu, L. E. Bejenaru,Cornelia Bejenaru, G. D. MogosanuBoron Analysis from Dietary Supplements...................................................................................................................................................84Mihaela Iordache, Aurelia Meghea, Silvia Neamtu, Luisa Roxana Popescu, I. IordacheEvaluation of Contamination with Priority Hazardous Substances in Olt River Water and Sediments near theIndustrial Platform of Ramnicu Valcea.........................................................................................................................................................87V. Geanta, R. Stefanoiu, Ionelia VoiculescuExperimental Researches on the Ghaphite Particles Dissolution during Injection Process in Ferrous Metallic Melts.................................94Florentina Golgovici, Mariana Lili Mares, Anca CojocaruElectro-deposition of Cobalt and Cobalt-Antimony from Non-aqueous Media Containing Ethylene Glycol..................................................98V. G. Ghica, M. Buzatu, Gh. Iacob, M. I. PetrescuElectron Microscopy Researches on the Microstructure of Inconel 718 Alloy............................................................................................105Anamaria Bechir, Mariana Pacurar, Angela Codruta Podariu, Simona Mucenic, E. S. BechirThe Effect of 2-hydroxylethyl Methacrylate on Enamel Abfraction.............................................................................................................110Simona Radu, D. CiuparuModelling and Simulation of an Industrial Fluid Catalytic Cracking Unit...................................................................................................113I. Sandu, Viorica Vasilache, M. Alexianu, Roxana-Gabriela CurcaChemical Explanation of an Original Ethno-Procedure for Curdling Milk using Natural Brine..................................................................120Ioana M. Ciuca, Iuliana M. Popescu, Alfa X. Lupea, L. Pop, Adriana Rosca, A. Ranetti, L. A. TamasMannan-binding Lectine Serum Level Dosing Method...............................................................................................................................123

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REVISTA DE CHIMIEBucuresti - România

Chem. Abs.: RCBUAU 65 (1) (1- 136)ISSN 0034-7752

Vol. 65, nr. 1, ianuarie, 2014

Dumitrita Ioana Oprica, T. M. Cioroianu, Mihaela Lungu, Irinel Adriana BadeaUn nou fertilizant foliar nepoluant pe baza de clei de oase adecvat culturilor de porumb si floarea soarelui..............................................1M. Segarceanu, Daniela-Elena Pascu, Gina Alina Traistaru, Mihaela Pascu(Neagu), Sofia Teodorescu, Cristina OrbeciOptimizarea proceselor cu membrana compozita polisulfona/polianilina....................................................................................................8I. Calinescu, G. Mustatea, Adina Ionuta Gavrila, Alina Dobre, Cristina PopNanoparticule de argint: sinteza, caracterizare si activitate antibacteriana................................................................................................15O. Bekircan, F. Islamoglu, E. Mentese, B. KahveciSinteza derivatilor 1,2,4-triazolici 3,5- disubstituiti nesimetric ....................................................................................................................20Loreta Nicoleta Costache, P. Szczepanski, Cristiana Olteanu, Carmen Georgiana Lica, Sofia Teodorescu, Cristina OrbeciSepararea cationilor cu membrana lichida utilizand D2EHPA si Cyanex 302 ca transportatori..................................................................26Valentina Uivarosi, Elena Mihaela Pahontu, Alexandra MunteanuSinteza, caracterizarea si proprietatile fluorescente ale unor noi complecsi ai 5-hidroxiflavoneicu o serie de ioni metalici divalenti.............................................................................................................................................................33Florentina Hutanu, Mihaela Badea Doni, C. Munteanu, Simona Petrescu, Maria MarcuImbunatatirea stabilitatii si a activitatii catalitice a electrozilor serigrafiati modificati cu albastrude Prusia in prezenta unui surfactant anionic...............................................................................................................................................39Diana Mariana Cocarta, Irina Aura Istrate, Cora Bulmau, Ramona Dinu, V. Tanasiev, Cristina DumitrescuTestarea unor metode de remediere a solului contaminat cu bifenili policlorurati.....................................................................................44Elena Mitrea, Cristina Ott, Aurelia MegheaSinteza de transportori lipide nanostructurati...............................................................................................................................................50Sanda Velea, Lucia Ilie, E. Stepan, Ruxandra ChiurtuFotobioreactor hibrid nou pentru imbunatatirea productivitatii fotosintetizatoare a culturii de Chlorella homosphaera............................56M. Schiavon, G. Antonacci, Elena Cristina Rada, M. Ragazzi, D. ZardiModelarea expunerii populatiei la poluanti atmosferici in zona urbana......................................................................................................61Gh. Noditi, I. Ledeti, Georgeta Simu, Maria-Lenuta Suta, Daniela Onetiu, Adriana FuliasSinteza asistata de microunde a anestezicului local procaina din benzocaina...........................................................................................65Elena Cristina Rada, M. Raboni, V. Torretta, Sabrina Copelli, M. Ragazzi, P. Caruson, Irina Aura IstrateIndepartarea benzenului din gazele rezultate dintr-o instalatie de tratare a apelor uzate de la o rafinarie de petrol utilizand unechipament de biofiltrare in mai multe trepte..............................................................................................................................................68M. AndreiStudiu privind sinteza biodieselului..............................................................................................................................................................71A. Crisciu, Catinca Secuianu, V. FeroiuDensitati si indici de refractie pentru sistemul binar 1-hexanol+n-pentadecane la temperaturi intre 293.15 si 323.15 K.........................76Dalila Belei, Norina Consuela Forna, I. Sandu, M. L. BirsaNoi fenolati mezoionici de 2-metil-4-(1,3-ditioliu)........................................................................................................................................80Anca-Mihaela Bulearca, A. Bita, Florentina Badea, Alina Patrusca, J. Neamtu, L. E. Bejenaru,Cornelia Bejenaru, G. D. MogosanuDeterminarea borului din suplimentele alimentare.....................................................................................................................................84Mihaela Iordache, Aurelia Meghea, Silvia Neamtu, Luisa Roxana Popescu, I. IordacheStabilirea gradului de poluare cu substante periculoase prioritare in apa si sedimentele rauluiOlt in zona platformei industriale Ramnicu Valcea......................................................................................................................................87V. Geanta, R. Stefanoiu, Ionelia VoiculescuCercetari experimentale privind dizolvarea particulelor de grafit in timpul procesului de injectare in topituri metalice feroase..............94Florentina Golgovici, Maria Lili Mares, Anca CojocaruElectrodepuneri de cobalt si cobalt-antimoniu din medii neapoase continand etilen glicol........................................................................98V. G. Ghica, M. Buzatu, Gh. Iacob, M. I. PetrescuCercetari de microscopie electronica asupra microstructurii aliajului Inconel 718.................................................................................105Anamaria Bechir, Mariana Pacurar, Angela Codruta Podariu, Simona Mucenic, E. S. BechirEfectul 2-hidroxiletil metacrilatului asupra abfractiei smaltului................................................................................................................110Simona Radu, D. CiuparuModelarea si simularea unei instalatii industriale de cracare catalitica...................................................................................................113I. Sandu, Viorica Vasilache, M. Alexianu, Roxana-Gabriela CurcaExplicatia chimica pentru o etnoprocedura originala de coagulare a laptelui folosind slatina.................................................................120Ioana M. Ciuca, Iuliana M. Popescu, Alfa X. Lupea, L. Pop, Adriana Rosca, A. Ranetti, L. A. Tamas

Index lucrari 2013: 126; Index autori 2013: 132

Dozarea nivelului seric al MBL (lectina ligand al mananului)............................................................................................................................123