Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Lars-Owe Kjeller"'
Autor:
Stellan Marklund, Marianne Hansson, C. Ryan, Lars-Owe Kjeller, H. Collazo, Christoffer Rappe, Mats Tysklind, R. Dougherty
Publikováno v:
Chlorinated Dioxins and Dibenzofurans in Perspective ISBN: 9781351070645
Chlorinated Dioxins and Dibenzofurans in Perspective
Chlorinated Dioxins and Dibenzofurans in Perspective
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5b817ccea27a4d6fd1de6ffaa04f690a
https://doi.org/10.1201/9781351070645-6
https://doi.org/10.1201/9781351070645-6
Autor:
Lars-Owe Kjeller
Publikováno v:
Toxicological & Environmental Chemistry. 74:61-86
This article investigates available environmental data from measurements of the everywhere present contaminants polychlorinated dibenzo‐p‐dioxins and dibenzofurans (PCDD/F) in dated trends in sediment, soil and herbage from locales in Europe and
Autor:
Lars-Owe Kjeller, Christoffer Rappe
Publikováno v:
Toxicological & Environmental Chemistry. 67:481-490
Soxhlet extraction of polychlorinated dibenzo‐p‐dioxins/dibenzofurans (PCDD/F) from sediment was studied using a designed experimental set‐up. Three variables were studied: three solvent combinations n‐hexane/methanol, dichloromethane/acetone
Autor:
Lars-Owe Kjeller
Publikováno v:
Fresenius' Journal of Analytical Chemistry. 361:791-796
This article is a criticism of the strategy of adding (isotope labelled) internal standards of semi volatile hydrophobic organic compounds directly on the surface of particulate samples matrix such as sediment, soil and fly ash, etc. in a small aliqu
Autor:
Lars-Owe Kjeller, Christoffer Rappe
Publikováno v:
Fresenius' Journal of Analytical Chemistry. 361:811-816
An experimental design for two variables at three and four levels was used to investigate the Soxhlet extraction of polychlorinated dibenzo-p-dioxins/ dibenzofurans (PCDD/F) from a quality assurance sediment. The first variable was the solvent: tolue
Publikováno v:
Environmental Science & Technology. 30:1398-1403
No abstract available
Publikováno v:
Chemosphere. 32:421-432
Using hierarchical cluster analysis and Principal Component Analysis (PCA), sediment and soil samples from the State of Mississippi were compared with the effluents of a pulp mill, a potential point source. Additionally, data of many known sources of
Evaporation loss of polychlorinated dibenzo‐p‐dioxins and dibenzofurans from glass and filter matrix
Autor:
Christoffer Rappe, Lars-Owe Kjeller
Publikováno v:
Toxicological & Environmental Chemistry. 41:57-62
Loss of dissolved polychlorinated dibenzo‐p‐dioxins and dibenzofurans (PCDD/F) is observed, during evaporation of toluene from glass jar and filter surface. The experiment is performed at atmospheric pressure and room temperature. Up to 90% of 1,
Publikováno v:
Chemosphere. 28:63-74
A sampling method for the determination of the particle-bound and dissolved PCDDs/Fs in the river Elbe is described. The suspended particulate matter (SPM) sample was taken by means of a centrifuge. For the water phase a sampling system with three mo
Autor:
Christoffer Rappe, Lars-Owe Kjeller
Publikováno v:
Environmental sciencetechnology. 29(2)
A rural laminated sediment core from the northwestern part of the Baltic Proper (station P18) was sliced into nine dated disks. (Average age : 1882, 1906, 1922, 1938, 1954, 1962, 1970, 1978, and 1985). Each disk was analyzed for tetra- to octachlorin