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Bartolomeo Sebastiani and Stefano Falcinelli
Analytical data concerning the contamination on three officinal plants due to Persistent Organic Pollutants (POPs), as organochlorine pesticides, are reported and discussed. Analyzed vegetation??Graviola? (Annona muricata), ?Mullaca? (Physalis ...
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Attila G. Kovács, Attila Szöllosi, Dániel Szöllosi, Ilona A. Panyik, László Nagygyörgy, Ágoston Hoschke, Quang D. Nguyen
Pág. 175 - 181
The quality of fruit based spirits varies year to year; therefore, the identification of the vintage of a distilled alcoholic beverage is necessary, but requires highly sensitive analytics. The interpretation of the gathered data requires a well-adapted ...
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Aleksandra Bojke, Malgorzata Littwin, Agata Szpiech, Ewelina Duljas, Pawel Jasinski, Izabela Wittstock, Olga Jazdzewska and Katarzyna Galer-Tatarowicz
This paper presents a procedure for the determination of bisphenol A (BPA) in seawater. Gas chromatography coupled with mass spectrometry (GC-MS) was used as the analytical method, preceded by analyte isolation via solid-phase extraction (SPE). Initially...
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Santino Orecchio, Michele Fiore, Salvatore Barreca and Gabriele Vara
The objective of present study was to identify volatile organic compounds (VOCs) emitted from several sources (fuels, traffic, landfills, coffee roasting, a street-food laboratory, building work, indoor use of incense and candles, a dental laboratory, et...
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Fabiano Rosa Silva, Alberto Wisniewski Junior, Valdir Cechinel Filho, Domingos Sávio Nunes
Pág. 325 - 329
The essential oil from the bark of Croton cajucara Bentham, popularly known as sacaca or cajuçara, was obtained by hydrodistillation, yielding 1.28% of the former bark mass, and analyzed by gas chromatography (GC) and gas chromatography coupled to mass s...
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Howri Mansurbeg, Ibrahim Mohialdeen, Ali Al-Juboury, Namam Salih, Mohammad Alsuwaidi, Salahadin Shahrokhi, Ihsan Al-Aasm, Rebar Mahmmud and Albert Permanyer
Field observations, together with the results of gas chromatography?mass spectrometry (GC-MS) and stable carbon isotope analysis of bitumen, coupled with fluid inclusion microthermometry and stable isotope analyses of closely associated vug- and fracture...
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Bartosz Piechowicz, Aleksandra Kwiatek, Stanislaw Sadlo, Lech Zareba, Anna Koziorowska, Daniela Kloc and Maciej Balawejder
Paenibacillus larvae is a deadly pathogen for bee brood, which can lead to the death of entire colonies. The presence of specific volatile organic compounds (VOCs) in the hive may be related to the occurrence of this bacterium in brood. Compositions of t...
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Kai-Min Yang, Chih-Wei Chen, Min-Hung Chen, Hsin-Chun Chen and Li-Yun Lin
Citrus essential oil combines numerous components with many qualities and control issues. For example, how to monitor volatile components and nonvolatile substances simultaneously is a major problem. Therefore, the objective of this study was to develop ...
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Jie Yang, Zhibo Zhou, Tianji Lu and Ling Shen
The present work reports the identification of inorganic and organic materials applied in gildings of Kizil Grottoes mural paintings, located in the western part of China. A total of 10 gold gilding samples were collected from caves dated in the fourth?s...
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Marinos Xagoraris, Panagiota-Kyriaki Revelou, Stela Dedegkika, Charalabos D. Kanakis, George K. Papadopoulos, Christos S. Pappas and Petros A. Tarantilis
Among the variants of Greek honey, the most commonly available are pine, fir, thyme, and citrus honey. Samples of the above kinds of honey, identified according to European and Greek legislation, were studied using gas chromatography coupled with mass sp...
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Julio Romero-Noguera, Rafael Bailón-Moreno and Fernando Bolívar-Galiano
Keeping agents that cause biodeterioration under control is a common task in restoring and conserving artworks. However, there are very few studies, specifically those concentrating on pictorial works, that provide solutions compatible with the complex m...
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Xi Wang, Minfei Wang, Yue Han and Hanyu Chen
A study on unregulated emissions of a conventional diesel self-ignition and partial premixed compression ignition (PPCI) marine engine at full load condition was performed, respectively. In this work, PPCI was realized in a marine engine by blending 15% ...
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Zuobing Xiao, Shuai Wan, Yunwei Niu and Xingran Kou
Microparticles encapsulated with orange essential oil were prepared by improved emulsifying solvent volatilization technology, and modified with chitosan to improve their loading and adhesion properties on paper. Characterization was performed by Zetasiz...
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Yusuf BAYAN,Mustafa Küsek
Pág. 64 - 69
In this study, we researched the chemical composition and the antifungal and antibacterial activity of volatile oil from Mentha spicata. The Gas chromatography/mass spectrometry (GC/MS) analysis of M. spicata showed that the main component...
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Anna Lempart, Edyta Kudlek and Mariusz Dudziak
The present study investigated the occurrence of selected micropollutants, including emerging contaminants from a group of pharmaceuticals and personal care products (PPCPs) in water samples from swimming pool systems. The study area was selected based o...
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Xian Cao, Xiaoqi Li, Hui Wang, Jingran Zhang, Zhou Fang, Xianning Li
Pág. 1 - 11
Three-dimensional biofilm electrode reactors (3D-BERs) were constructed to degrade the azo dye Reactive Brilliant Red (RBR) X-3B. The 3D-BERs with different influent concentrations and external voltages were individually studied to investigate their infl...
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Xian Cao, Xiaoqi Li, Hui Wang, Jingran Zhang, Zhou Fang and Xianning Li
Three-dimensional biofilm electrode reactors (3D-BERs) were constructed to degrade the azo dye Reactive Brilliant Red (RBR) X-3B. The 3D-BERs with different influent concentrations and external voltages were individually studied to investigate their infl...
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Cristiane Mengue Feniman Moritz, Vera Lúcia Mores Rall, Margarida Júri Saeki, Ary Fernandes Júnior
Pág. 99 - 104
Essential oils (EOs) are technological options that may be employed in natural foods due to their antimicrobial activities. However, restrictions exist when high EOs concentrations are required which, in their turn, affect sensory qualities. Technologica...
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Igne Jukniene, Gintare Zaborskiene, Agne Jankauskiene, Aiste Kaba?inskiene, Gintare Zakariene and Saulius Bliznikas
The meat industry generates large amounts of by-products, and their mass represents approximately one-third of the live weight of animals. Most by-products are disposed of and not used for processing, although they meet hygiene requirements and are suita...
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Omar José de Lima, Denis Talarico de Araújo, Liziane Marçal, Antonio Eduardo Miller Crotti, Guilherme Sippel Machado, Shirley Nakagaki, Emerson Henrique de Faria and Katia Jorge Ciuffi
In recent decades, the increasing use of pesticides to improve food productivity has led to the release of effluents that contaminate the environment. To prepare a material that may help to treat effluents generated during agricultural practice, we used ...
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