Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Fabrizio. Bruner"'
Publikováno v:
Journal of Chromatography A. 810:131-139
A new adsorbent, high-surface-area graphitized carbon black (HSGCB), with a surface area of 560 m2/g, superior to that of commonly traded graphitized carbons, was studied. The evaluation was performed in terms of breakthrough volumes and thermal deso
Publikováno v:
Chromatographia. 44:595-600
A study was carried out of the recovery by solid phase extraction of the eleven most toxic polychlorinated biphenyls from water containing humic acids. Experiments were performed using water polluted with a humic acid (sodium salt) concentration of 9
Publikováno v:
Journal of Chromatography A. 736:185-194
A method for the characterization of coal thermal behaviour, based on gas chromatographic-mass spectrometric analysis of the pyrolysate, is presented. Twelve different coal samples, representative of the entire coal rank, were selected for this study
Autor:
Enzo Brancaleoni, Fabrizio. Bruner, M. Maione, Massimiliano Frattoni, A. Cecinato, P. Ciccioli
Publikováno v:
International Journal of Environmental Analytical Chemistry. 62:245-253
Polar and non-polar VOC present in six different sites located near Terra Nova Bay in Antarctica were determined by HRGC-MS. 76 different components were positively identified. Among them, particularly important are oxygenated components (free acids,
Publikováno v:
International Journal of Environmental Analytical Chemistry. 62:255-262
Data concerning tropospheric levels of some chlcrofluorocarbons and other halogenated hydrocarbons are reported. These are referred to atmospheric samples collected during the 1993/94 Austral Summer Antarctic Campaign in Terra Nova Bay. Samples colle
Publikováno v:
International Journal of Environmental Analytical Chemistry. 55:311-318
Data concerning chlorofluorocarbons and other halogenated hydrocarbons concentrations in ground-level atmosphere at Antarctica are reported. Measurements were carried out during two campaigns: Austral summer 1989/90 and 1990/91. Samples collected wer
Publikováno v:
Chromatographia. 38:98-108
The preparation of graphite layer open tubular (GLOT) columns is described together with their application to the analysis of priority pollutants and polar compounds such as alcohols, free carboxylic acids, aliphatic amines and phenols at the sub-nan
Publikováno v:
International Journal of Environmental Analytical Chemistry. 45:89-100
Polynuclear aromatic hydrocarbons, chlorinated pesticides and polychlorobiphenyls have been identified and determined in coastal sediments by capillary gas chromatography-mass spectrometry after Soxhlet extraction with a petroleum ether-acetone mixtu
Publikováno v:
Chromatographia. 30:357-360
Very low concentrations (down to 0.2 ng/mL) of an antispasmodic drug (Eperison) can be extracted from human plasma and analyzed by GC/MS. For sample preparation and preconcentration, solid phase extraction (SPE) has been employed. A double focussing
Publikováno v:
Journal of Chromatography A. 517:123-129
The outstanding properties of fused-silica capillary columns coated with graphitized carbon black impregnated with liquid phases are described together with the details of their preparation, HETP vs. u curves are reported, together with some separati