Biblioteca Digital

21 resultados para semipreparative chromatography

em Plymouth Marine Science Electronic Archive (PlyMSEA)

Differences revealed by paper partition chromatography between the gastropod Nassarius reticulatus (L.) and specimens believed to be N. nitida (Jeffreys)

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Chlorophyll And Carotenoid-Pigments In Foraminifera And Their Symbiotic Algae - Analysis By High-Performance Liquid-Chromatography

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The Rapid-Determination Of Algal Chlorophyll And Carotenoid-Pigments And Their Breakdown Products In Natural-Waters By Reverse-Phase High-Performance Liquid-Chromatography

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Analysis Of Ammonia And Methylamines In Natural-Waters By Flow-Injection Gas-Diffusion Coupled To Ion Chromatography

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Automation Of Flow Injection Gas Diffusion Ion Chromatography For The Nanomolar Determination Of Methylamines And Ammonia In Seawater And Atmospheric Samples

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Identification Of Chlorophyll Transformation Products In Zooplankton Fecal Pellets And Marine Sediment Extracts By Liquid-Chromatography Mass-Spectrometry Atmospheric-Pressure Chemical-Ionization

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Determination Of Atrazine And Simazine In Estuarine Samples By High-Resolution Gas-Chromatography And Nitrogen Selective Detection

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Use Of Oxidative-Degradation Followed By Capillary Gas-Chromatography Mass-Spectrometry And Multidimensional-Scaling Analysis To Fingerprint Unresolved Complex-Mixtures Of Hydrocarbons

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Determination of dimethoate and fenitrothion in estuarine samples by C-18 solid-phase extraction and high-resolution gas-chromatography with nitrogen-phosphorus detection

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Simultaneous high-precision measurements of methane and nitrous oxide in water and seawater by single phase equilibration gas chromatography

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Relative performance of immunochemical (enzyme-linked immunosorbent assay) and gas chromatography-electron-capture detection techniques to quantify polychlorinated biphenyls in mussel tissues

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Determination of ammonium regeneration rates in the oligotrophic ocean by gas chromatography/mass spectrometry

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A method for the determination of nitrification rates in oligotrophic marine seawater by gas chromatography/mass spectrometry

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Assessment of an ibuprofen metabolism by zebrafish larvae using liquid chromatography-mass spectrometry (LC-MS)

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Atmospheric pressure chemical ionisation liquid chromatography/mass spectrometry of type II chlorophyll-a transformation products: Diagnostic fragmentation patterns

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