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pro vyhledávání: '"Staale Johnsen"'
Publikováno v:
Environmental sciencetechnology. 22(8)
Chlorinated polycyclic aromatic hydrocarbons (PAH) are present at nanogram per liter levels in lake water. Some of these compounds are known to be mutagenic in the Ames Salmonella test. The PAH compounds fluorene, anthracene, fluoranthene, and benzo(
Autor:
Staale Johnsen
Publikováno v:
Science of The Total Environment. 67:269-278
Interactions between polycyclic aromatic hydrocarbons (PAH) and natural aquatic humic substances (NAHS) as a function of contact time were studied. Eight PAH compounds were dissolved in NAHS and recovered by cyclohexane extraction after storage times
Autor:
Staale Johnsen, Knut Kolset
Publikováno v:
Journal of Chromatography A. 438:233-242
A computer program for selective location of mass spectra of chlorinated compounds in mixtures and complex sample matrices has been developed for the HP 5970 mass-selective detector. The chlorine-selective detector produces new total chlorine chromat