Category Archives: Annals Of Chemistry

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Original research articles

Nutritional evaluation of aquaculture mussels (M. galloprovincialis) from the Black Sea, Bulgaria
Albena MERDZHANOVA, Diana A. DOBREVA, Stanislava GEORGIEVA » Download full version

Investigation about the presence of organochlorine pollutants in mussels from the Black Sea, Bulgaria
Stanislava GEORGIEVA, Mona STANCHEVA, Lubomir MAKEDONSKI » Download full version

Lipase NS81006 immobilized on Fe3O4 magnetic nanoparticles for biodiesel production
Baskar THANGARAJ, Zhaohua JIA, Lingmei DAI, Dehua LIU, Wei DU » Download full version

The utilization of copper/zeolite as catalyst in the microwave-assisted synthesis of some novel sulfonamide derivatives
Selvakumar DINESHKUMAR, Ganesamoorthi THIRUNARAYANAN, Perumal MAYAVEL, Inbasekaran MUTHUVEL » Download full version

Clays valorization as corrosion inhibitors for E400 reinforcing steel
Diadioly GASSAMA, Modou FALL, Ismaïla YADE, Serigne Massamba SECK, Mababa DIAGNE, Mouhamadou Bassir DIOP » Download full version

Synthesis, characterization and evaluation of biological activities of some 2, 3-diaryl bicyclo methanones
Ganesamoorthy THIRUNARAYANAN » Download full version

Studies on poly-3-hydroxyoctanoate biosynthesis by a consortium of microorganisms
Mihaela Carmen EREMIA, Irina LUPESCU, Mariana VLADU, Maria PETRESCU, Gabriela SAVOIU, Amalia STEFANIU, Maria SPIRIDON » Download full version

Computational study on 3D structure of L-aspartic acid and L-glutamic acid: molecular descriptors and properties
Amalia STEFANIU, Valeria Gabriela SAVOIU, Irina LUPESCU, Olga IULIAN » Download full version

Electrochemical oxidation of salicylhydroxamic acid on Pt electrode
Nady HASHEM EL-SAYED and Eid EISSA SALAMA » Download full version

Preparation and evaluation of diclofenac sodium orally disintegrating tablets
Valeriu IANCU, Florentina RONCEA, Radu George CAZACINCU, Dumitru LUPULEASA » Download full version

Estimation of pressure drop in gasket plate heat exchangers
Anisoara-Arleziana NEAGU, Claudia Irina KONCSAG, Alina BARBULESCU, Elisabeta BOTEZ » Download full version

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Regular articles

NMR detected metabolites in complex natural fluids. Quinic acid in apple juice
Gabriela Liliana AILIESEI, Mihaela CIOBANU, Mihaela BALAN, Cristina STAVARACHE, Lucica BARBES, Alina NICOLESCU, and Calin DELEANU » Download full version

Physico-chemical characterisation of some samples of fresh milk and milk powder
Alina SOCEANU, Viorica POPESCU and Simona DOBRINAS » Download full version

Photocatalytic study of organosilane-modified zinc oxide nanoparticles
Aurel TĂBĂCARU, Mariana BUȘILĂ, Viorica (GHISMAN) PLEȘCAN and Viorica MUȘAT » Download full version

Review articles

Analysis and classification of physical and chemical methods of fuel activation
Viktoriya FEDORCHAK and Taras FEDORCHAK » Download full version

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Organochlorine contaminants (PCBs, DDTs, HCB & HBDE) in fish from the Lake Varna and Lake Beloslav, Bulgaria
Stanislava GEORGIEVA, Mona STANCHEVA and Lubomir MAKEDONSKI » Download full version

Analytical characterization of some pasteurized apple juices during storage
Cristina DAMIAN, Ana LEAHU, Mircea OROIAN and Sorina ROPCIUC » Download full version

Determination of caftaric acid in tincture and rose water obtained from Rosae damascenae flores
Antoanela POPESCU, Nicoleta MATEI, Florentina RONCEA, Horatiu MIRESANa and Georgeta PAVALACHE » Download full version

Comparison of heavy metal concentration of some marine fishes from Black and Aegean Seas
Lubomir MAKEDONSKI, Katya PEYCHEVA and Mona STANCHEVA » Download full version

Determination of loratadine in pharmaceuticals by a spectrophotometric method
Georgeta PAVALACHE, Nicoleta MATEI and Antoanela POPESCU » Download full version

Applications of a DAD-HPLC method for determination of loratadine on biological samples
Georgeta PAVALACHE, Nicoleta MATEI, Antoanela POPESCU and Verginica SCHRODER » Download full version

Cadmium and lead occurrence in soil and grape from Murfatlar Vineyard
Nicoleta MATEI, Antoanela POPESCU, Gabriel-Lucian RADU, Victoria ARTEM and Georgeta PAVALACHE » Download full version

Surface treatments applied on titanium implants
Sorin Cosmin COSMA, Nicolae BALC, Marioara MOLDOVAN and Cristina Ștefana MIRON-BORZAN » Download full version

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Study on toxic metal levels in commercial marine organisms from Romanian market
Sonia AMARIEI, Gheorghe GUTT, Mircea OROIAN and Alexandra BODNAR » Download full version

Evaluation of the antioxidant activity of some types of red and white wines
Ana LEAHU, Sonia AMARIEI, Cristina DAMIAN, Mircea OROIAN and Sorina ROPCIUC » Download full version

Correlation of density with physico-chemical properties of sunflower oil
Anișoara-Arleziana NEAGU, Irina NIȚĂ and Elisabeta BOTEZ » Download full version

Physico chemical characterisation of sea buckthorn extracts for cosmetic use
Elisabeta CHIRILA, Elena OANCEA and Ioana Adina OANCEA » Download full version

Prediction of products yield at the thermal cracking of vegetable oil
Doinita Roxana CIOROIU and Claudia Irina KONCSAG » Download full version

The quality control of some dermo-cosmetic products
Viorica POPESCU, Alina SOCEANU and Simona DOBRINAS » Download full version

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Investigation of hydrogen bonding between nitrosamine and sulfuric acid using Density Functional Theory
Sadeghali BAVAFA and Mona MAHBOUBI » Download full version

Lysine as corrosion inhibitor for low alloy carbon steel in acidic media
Albana JANO, Alketa LAME (GALO) and Efrosini KOKALARI (TELI) » Download full version

Fat soluble vitamins and fatty acid composition of wild Black sea mussel, rapana and shrimp
Albena MERDZHANOVA, Diana A. DOBREVA, Mona STANCHEVA and Lubomir MAKEDONSKI » Download full version

Simultaneous quantification of four benzodiazepines from whole blood by high-performance liquid chromatography in forensic toxicological analysis
Horatiu MIRESAN, Cosmin ROSCA, Nicoleta MATEI, Florentina RONCEA, Radu CAZACINCU, Irina IANCU, Emil STEFANESCU, Daniel ENACHE, Mihaela Bratu and Antoanela POPESCU » Download full version

New relationship to describe the rheology of sunflower oil
Ioana STANCIU » Download full version

Nanostructured materials for solar hydrogen production
Joop SCHOONMAN and Dana PERNIU » Download full version

The inhibition effects of methionine on mild steel in acidic media
Albana JANO, Alketa LAME (GALO) and Efrosini KOKALARI (TELI) » Download full version

Method for preventing air pollution: Methane oxidation by two types of catalysts
Cristina Ileana COVALIU, Gina Alina TRAISTARU and Gigel PARASCHIV » Download full version

Study of phenolic compounds in red grapes and wines from Murfatlar wine center
Victoria ARTEM, Elisabeta-Irina GEANĂ and Arina Oana ANTOCE » Download full version

Evaluation of toxic metal levels in edible tissues of three wild captured freshwater fishes
Katya PEYCHEVA; Lubomir MAKEDONSKI, Albena MERDZHANOVA and Mona STANCHEVA » Download full version

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Increasing calculation accuracy in the design stage of a gas transportation system
Sorin NEACŞU and Renata RĂDULESCU » Download full version

Considerations on transport capacity of natural gas pipelines and its limits
Sorin NEACSU, Silvian SUDITU and Doru STOICA » Download full version

In vivo quercetol effect in lead acetate poisoning
Florentina RONCEA, Horatiu MIRESAN, Adrian Cosmin ROSCA, Mihaela BRATU and Antoanela POPESCU » Download full version

Sambucus nigra (L.) liophylised extract as source of direct compression tablets obtaining
Florentina RONCEA, Radu CAZACINCU, Horatiu MIRESAN, Adrian Cosmin ROSCA, Mihaela BRATU and Antoanela POPESCU » Download full version

The dynamic simulation of the natural gas transportation
Cristian EPARU, Renata RĂDULESCU and Doru STOICA » Download full version

Ensuring security of local gas supply using pipeline gas storage
Cristian EPARU, Silvian SUDITU and Alina PRUNDUREL » Download full version

Environmental pollution in the petroleum refining industry
Cristina DAMIAN » Download full version

Mathematical model for power consumption at mixing of industrial and domestic wastewater sludge
Ancaelena Eliza STERPU, Claudia Irina KONCSAG Anca Iuliana DUMITRU and Alina-Daniela MIHALCEA » Download full version

A physico – chemical study for some edible oils properties
Anişoara-Arleziana NEAGU, Irina NIŢĂ , Elisabeta BOTEZ and Sibel GEACAI » Download full version

Preliminary studies on some waste vegetable contribution to the soil fertility
Elisabeta CHIRILA, Naliana LUPASCU and Simona RAICU » Download full version

The framing of the raw materials used for manufacturing some rough ceramic materials into polinary oxide systems
Anna-Maria SZŐKE » Download full version

Quantification of sugar in different brands of drinks
Simona DOBRINAS, Alina SOCEANU, Gabriela STANCIU and Viorica POPESCU » Download full version

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Synthesis and evaluation of possible mechanism of anti nociceptive potential of novel 2-quinolone fused 3,5-pyrazolidinedione derivatives in experimental animal models

Abhishek TIWARIand Anita SINGH » Download full version

Alpha-tocopherol and ergocalciferol contents of some macroalgae from Bulgarian Black Sea coast

Veselina PANAYOTOVA, Mona STANCHEVA and Diana DOBREVA » Download full version

Influence of dietary fiber addition on some properties of yoghurt

Cristina DAMIAN » Download full version

Nitrite determination in spices

Simona DOBRINAS, Alina SOCEANU, Viorica POPESCU and Gabriela STANCIU » Download full version

Estimation of the refractive index of diesel fuel+biodiesel blends

Irina NITA, Sibel GEACAI, Anisoara NEAGU and Elis GEACAI » Download full version

Fatty acid and fat soluble vitamins composition of raw and cooked Black Sea horse mackerel

Albena MERDZHANOVA, Mona STANCHEVA, Diana A. DobrevA and Lyubomir MAKEDONSKI » Download full version

Effect of thermal treatment on antioxidant activity and colour of carrot purées

Cristina DAMIAN and Mircea OROIAN » Download full version

Trace element levels of three mushroom species

Simona DOBRINAS, Alina SOCEANU, Gabriela STANCIU, Viorica POPESCU and Luiza Geogiana ARNOLD » Download full version

Field testing of a magnesium oxide-lime-calcium chloride hydrochloric acid based filter

Margandan KARUNANITHI, Rachana AGRAWAI, Keshaw SINGH, Saroj SHARMA, Kushal QANUNGO, and Rajeev ACHARYA » Download full version

A study of rheological behavior for refined rapeseed oil

Ioana STANCIU » Download full version

High temperature PEM fuel cell steady-state transport modeling

Viorel IONESCU » Download full version

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Hydrogenation of 1-octene by Co-Mo/MCM-41 catalysts Chol Ryong JANG, Vasile MATEI, Anca BORCEA, Viorel VOICU, Raluca PROSCANU and Dragos CIUPARU » Download full version

Metal impregnated catalysts for bioethanol conversion tested by n-hexane cracking Raluca PROSCANU, Vasile MATEI, Rodica GANEA, George PROSCANU and Chol Ryong JANG » Download full version

Corrosion behavior of steel in biodiesel of different origin Ancaelena-Eliza STERPU, Anca Iuliana DUMITRU and Mihai-Florinel POPA » Download full version

Regeneration of used engine lubricating oil by solvent extraction Ancaelena-Eliza STERPU, Anca Iuliana DUMITRU and Mihai-Florinel POPA » Download full version

Indicators of the deteriorate water quality status of reservoir, Sagar city, MP, India by multivariate analysis Hemant PATHAK » Download full version

Quality control of distilled beverages Alina SOCEANU, Simona DOBRINAS, Viorica POPESCU and Florian MOISE » Download full version

Trace elements balance in a refinery Claudia Irina KONCSAG and Anca Iuliana DUMITRU » Download full version

Spectrophotometric determination of ascorbic acid in grapes with the Prussian Blue reaction Nicoleta MATEI, Simona DOBRINAS and Gabriel Lucian RADU » Download full version

Exploiting of the phenoxazine as first – ever use ligand in rapid spectrophotometric methods for the determination of chromium(VI) in environmental samples Mansour S. ABDUL GALIL and Riyad Ahmed AL OKAB » Download full version

The behaviour of the oxo-biodegradable LDPE materials during the service lifeCorina TEODORESCU, Lica MITRANA and Anca-Corina TEIU » Download full version

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Electrochemical studies of certain nitro substituted pyrazolin-5-ones Ramana Kumar KAKARLA, Raghavendra Guru Prasad ALURU, Srilalitha VINNAKOTA, Narayana Swamy GOLLA and Ravindranath LAKSHMANA RAO KRISHNA RAO » Download full version

Morphology, microstructure and magnetic properties of thermionic vacuum arc deposited NiFeCu ferromagnetic thin films Viorel IONESCU, Gabriel PRODAN, Ionut JEPU, Ion MUSTATA, Cristian Petrica LUNGU and Eugeniu VASILE » Download full version

A new viscosity-temperature relationship for mineral oil SAE 10W Ioana STANCIU » Download full version

Retinol, cholecalciferol and alpha-tocopherol contents of Bulgarian Black Sea fish species Mona STANCHEVA, Diana A. DOBREVA and Bistra GALUNSKA » Download full version

Fatty acids composition of macroalgae from Bulgarian Black Sea coast Veselina IVANOVA, Mona STANCHEVA and Albena MERDZHANOVA » Download full version

Fatty acid composition of Bulgarian Black Sea fish species Albena MERDZHANOVA, Mona STANCHEVA and Lubomir MAKEDONSKI » Download full version

Determination of antioxidant and antimicrobial properties of Agaricus bisporus from Romanian markets Emanuel VAMANU » Download full version

Transport and separation through bulk liquid membrane of some biologic active compounds Ionut ZAHARIA, Ioana DIACONU, Elena RUSE and Gheorghe NECHIFOR » Download full version

Study of density and viscosity for ternary mixtures biodiesel+diesel fuel + bioalcohols Irina NITA and Sibel GEACAI » Download full version

A novel synthesis of 3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9-tosyl-9H-carbazole Murat ATES, Nesimi ULUDAG, Tolga KARAZEHİR and Fatih ARICAN » Download full version

Green synthesis of cyclohexanone glycerol ketal catalyzed by a solid superacid Elena-Emilia OPRESCU, Emil STEPAN, Paul ROSCA, Adrian RADU and Cristina-Emanuela ENĂŞCUŢĂ » Download full version

Simultaneous determination of artificial sweeteners in possible counterfeited wines, using high performance liquid chromatography with DAD detectionElisabeta-Irina GEANA, Andreea-Maria IORDACHE and Roxana Elena IONETE » Download full version

Evaluation of VOCs emissions from gasoline bulk terminals Mihaela NEAGU (PETRE) » Download full version

Characterization and stability study of some pharmaceutical ointments Viorica POPESCU, Alina SOCEANU, Simona DOBRINAS and Gabriela STANCIU » Download full version

Organochlorine pesticides and PCBs in marine fish Stanislava GEORGIEVA, Mona STANCHEVA and Lubomir MAKEDONSKI » Download full version

Inorganic fuels mixtures for automotives propulsion engines Eugen GOLGOTIU, Edward RAKOSI, Gheorghe MANOLACHE and Florin POPA » Download full version

Ways to improve conditions in mineral oil lubrication of the internal combustion engines Gheorghe MANOLACHE, Edward RAKOSI, Sorinel TALIF and Florin POPA » Download full version

Determination of organophosphorus pesticides in baby food Simona DOBRINAS, Alina SOCEANU, Gabriela STANCIU and Adriana CULEA » Download full version

Estimation of heavy metals in medicinal plants and their infusions Diana DIACONU, Rodica DIACONU and Tinca NAVROTESCU » Download full version

Nontemplate synthesis, characterization and theoretical study of tetraazamacrocycles İbrahim ŞEN, Cem Burak YILDIZ and Akın AZIZOĞLU » Download full version

Chemical durability of soda-lime glass in aqueous acid solutions Ionela CARAZEANU POPOVICI and Naliana LUPASCU » Download full version

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Doctor Honoris Causa title awarded to Professor Jose Barbosa from Faculty of Chemistry, Barcelona University, Spain Elisabeta CHIRILĂ » Download full version

Doctor Honoris Causa title awarded to Professor Stefano Girotti from Bologna University, Italy Gabriela STANCIU » Download full version

Quantitative structure-property relationship (QSPR) study of n-octanol-water partition coefficients (logPo/w) of fatty acids using multiple linear regression (MLR) Sadeghali BAVAFA, Mona MAHBOUBI, Reza BEHJATMANESH ARDAKANI and Farzane FARAJIAN MASHHADI. » Download full version

A mathematical modeling with respect to DO for environmentally contaminated drinking water sources of Sagar city (M.P.), India: A case studyHemant PATHAK and Sudhir Nagesh LIMAYE » Download full version

The influence of temperature on food emulsions stability Viorica POPESCU and Alina Daria SOCEANU. » Download full version

Synthesis of new derivative of 2-[2-(1H-indol-1-yl)ethyl]-6-phenyl-4,5-dihydropyridazin-3(2H)-one Mohammad ASIF and Anita SINGH » Download full version

Study of C5/C6 isomerization on Pt/H-zeolite catalyst in industrial conditionsClaudia Irina KONCSAG, Ioan Alexandru TUTUN and Cristian SAFTA. » Download full version » Erata

Analysis of organochlorine and pyrethroid pesticide residues in baby food samples Simona DOBRINAS, Gabriela STANCIU, Alina SOCEANU and Adriana CULEA » Download full version

Polycyclic aromatic hydrocarbons in fruit juices Alina Daria SOCEANU, Simona DOBRINAS, Viorica POPESCU and Gabriela STANCIU. » Download full version