Results 101 to 110 of about 384,770 (213)

Monitoring Techniques for Inorganic and Organic Pollutants in Soils Around an Integrated Iron and Steel Plant

The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2011
In this paper the analytical techniques of X-Ray Fluorescence (XRF) and Gas Chromatography with Electron Capture Detection (GC-ECD) and coupled with Mass Spectrometry (GC-MS) are used in order to assess the level of industrial and agricultural pollution ...
Antoaneta ENE, Alina (BOSNEAGA) SION, Lucian P. GEORGESCU, Oleg BOGDEVICH   +3 more
doaj  

Otimização e validação intralaboratorial de método para análise de resíduos de cloranfenicol em leite caprino por cromatografia gasosa com detecção por captura de elétrons (CG/DCE) Optimization and intralaboratorial validation of method for analysis of chloramphenicol residues in goat milk by GC/ECD

Química Nova, 2010
The presence of chloramphenicol residues in goat milk can cause toxic effects in the population. The present work consists of the optimization and validation of analytical methodology for determination of chloramphenicol residues in goat milk by GC/ECD ...
Jaff R. da Silva, Luciana T. Silva, Janice I. Druzian   +2 more
doaj   +1 more source

Determinação de pesticidas por cromatografia gasosa com deteção por captura electrónica (GC-ECD) e por cromatografia líquida associada a espectrometria de massa (LC-MS/MS)

, 2015
Tese de mestrado em Química Tecnológica, apresentada à Universidade de Lisboa, através da Faculdade de Ciências, 2015Este trabalho enquadra-se na necessidade de desenvolver métodos analíticos por parte da EPAL para o controlo de substâncias prioritários ...
Avó, Romeu Ventura Martinho de
core   +1 more source

Quantitation using GC-TOF-MS: example of bromazepam.

, 2002
Time-of-flight mass spectrometry (TOF-MS) offers new perspectives for forensic toxicology. Qualitative and quantitative analyses of a mixture of three selected benzodiazepines (diazepam, nordazepam and bromazepam) were used to compare gas chromatography (
Aebi B, Sturny-Jungo R, Bernhard W, Blanke R, Hirsch R   +4 more
core   +1 more source

Dual NPD/ECD detection in comprehensive two-dimensional gas chromatography for multiclass pesticide analysis

, 2008
A comprehensive 2-D GC (GC x GC) dual detection system, coupled to nitrogen-phosphorus detection (NPD) and electron capture detection (ECD) has been developed for multiclass pesticide analysis in vegetable sample matrices. The second dimension column was
Philip Marriott (19972653), Weeraya Khummueng (2537224), Paul Morrison (19987581)   +2 more
core  

Accurate determination of 2,4,6-trichloroanisole in wines at low parts per trillion by solid-phase microextraction followed by GC-ECD

, 2003
6 pages, 4 figures, 3 tables.-- PMID: 12769515 [PubMed].-- Printed version published Jun 4, 2003.A headspace solid-phase microextraction (HS-SPME) procedure at 30 °C with a 100 μm PDMS fiber of a saturated NaCl solution stirred at 1100 rpm combined to GC-
Alzaga Morales, Roberto, Ortiz, Laura, Sánchez Baeza, Francisco J., Marco, María Pilar, Bayona Termens, Josep María   +4 more
core   +1 more source

Determinação de resíduos de pesticidas em produtos de origem vegetal por GC-ECD [PDF]

, 2012
Tese de mestrado. Biologia (Biologia Humana e Ambiente). Universidade de Lisboa, Faculdade de Ciências, 2012A utilização de pesticidas iniciou-se em meados da década de 30 do século XX com o desenvolvimento de novos compostos químicos para o aumento da ...
Barbosa, Sara Cristina de Bessa, 1988-
core   +1 more source

Monitoring of Uniconazole by Using GC-ECD and GC-MSD [PDF]

Korean Journal of Food Science and Technology, 2013
Eun-Jeung Kim, Chae-Kyu Hong, Su-Jeong Choi, Yun-Jeong Lee, In-Sook Hwang, Moo-Sang Kim, Young-Zoo Chae   +6 more
openaire   +1 more source

Determination of CHLORPYRIFOS by GC/ECD in water and its sorption mechanism study in a RHODIC FERRALSOL. [PDF]

J Environ Health Sci Eng, 2020
Schwantes D, Celso Gonçalves A, Conradi Junior É, Campagnolo MA, Zimmermann J.   +4 more
europepmc   +1 more source

PYE column HPLC and GC-ECD in the accurate determination of toxic polybrominated diphenyl ethers (PBDEs) in Korean coastal environments

, 2005
Measurement of toxicologically relevant Polychlorinated biphenyl (PCB) congeners such as non-ortho (IUPAC#) 77, 81, 126 and 169 and mono-ortho 105, 114, 118, 123, 156, 157, 189 and di-ortho 170, 180 and Polybrominated diphenyl ethers (PBDEs) such as 47,
이동호, 홍상희, 임운혁, Kannan, 심원준, 오재룡   +5 more
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