Zobrazeno 1 - 10
of 116
pro vyhledávání: '"U A Th Brinkman"'
Publikováno v:
Digital.CSIC. Repositorio Institucional del CSIC
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In the gas chromatographic determination of polycyclic aromatic hydrocarbons (PAHs), internal standards (ISs) are frequently used in order to correct for losses and fluctuating experimental parameters. In this study eight monofluorinated PAHs (F-PAHs
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8b0294047521ac3ed0eb928aeed1927f
https://doi.org/10.1007/bf02492411
https://doi.org/10.1007/bf02492411
Publikováno v:
Chromatographia. 56:185-190
A system was developed for fully automated liner exchange in direct thermal desorption— gas chromatography— mass spectrometry (DTD-GC-MS). Samples are put into a newly developed liner which is capped with a standard crimp cap. The liners are plac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::065707ac8904322a404144947d087d21
https://doi.org/10.1007/bf02493210
https://doi.org/10.1007/bf02493210
Publikováno v:
Chromatographia. 54:295-301
The potential of microcolumn liquid chromatography (μlC) and capillary electrophoresis (CE) with on-line, flame photometric detection (FPD) in the P-selective mode has been studied for determination of polar P-containing pesticides, glyphosate and i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4c15272a85f31c0f2dc6ba75cb0e5b94
https://doi.org/10.1007/bf02492673
https://doi.org/10.1007/bf02492673
Publikováno v:
Chromatographia. 57:690-692
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c5b4fb1749bcea61ba66593fb8e7da69
https://doi.org/10.1007/bf02491751
https://doi.org/10.1007/bf02491751
Publikováno v:
Chromatographia. 39:311-319
Optimization of signal-to-noise ratios (S/N) by optimizing electron multiplier (EM) voltage and resolution of the first and second mass analyser in a thermospray (TSP), tandem mass spectrometer system is studied. Using flow injection analysis (FIA) o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::59ef06fb64a549f79c32b5da10baeb0b
https://doi.org/10.1007/bf02274519
https://doi.org/10.1007/bf02274519
Publikováno v:
Chromatographia. 39:239-245
An on-line trace-enrichment system, using a bifunctional membrane extraction-disk cartridge, has been combined with a column liquid chromatography separation for the simultaneous determination of basic, neutral and acidic pollutants in surface water.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6ead435270edf7af6699e2ddade7b236
https://doi.org/10.1007/bf02274506
https://doi.org/10.1007/bf02274506
Publikováno v:
Applied Microbiology and Biotechnology 41 (1994)
Applied Microbiology and Biotechnology, 41, 658-663
Applied Microbiology and Biotechnology, 41, 658-663
An automated system for the monitoring of fermentations of filamentous fungi is described. The system is based on the on-line combination of ultrafiltration, for the removal of cellular and macromolecular material from the fermentation broth. and col
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::38a9ed27d0e087bf44661440cefdf397
https://doi.org/10.1007/bf00167281
https://doi.org/10.1007/bf00167281
Publikováno v:
Chromatographia. 37:159-167
Trace enrichment on a precolumn packed with copolymer material, coupled on-line with reversed-phase, column liquid chromatography-particle beammass spectrometry (RPLC-PB-MS) has been used for both target and non-target analysis of water samples. RPLC
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::41500e9ea606ae4a171bcf30edbaf88f
https://doi.org/10.1007/bf02275854
https://doi.org/10.1007/bf02275854
Publikováno v:
Chromatographia. 37:13-19
A practical liquid chromatographic early-warning system for polar pollutants in water ought to have detection limits at a level below a microgram per litre. Using ultraviolet absorbance detection this normally necessitates trace enrichment of the sam
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5bf3ef628f77a773093511d3951608df
https://doi.org/10.1007/bf02272181
https://doi.org/10.1007/bf02272181
Publikováno v:
Chromatographia. 34:581-588
A modified valve arrangement for zone-electrophoretic sample treatment (ZEST)-which is coupled on-line with column liquid chromatography — is used to pretreat biological (plasma) samples. Carry-over of plasma proteins depends on the pH of the elect
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7fa325f021f6f6df3dbfe14d5e212d2c
https://doi.org/10.1007/bf02269867
https://doi.org/10.1007/bf02269867