Analysis of Organic Micropollutants in Water: Proceedings of by F. J. J. Brinkmann (auth.), G. Angeletti, A. Bjørseth (eds.)

By F. J. J. Brinkmann (auth.), G. Angeletti, A. Bjørseth (eds.)

In this ebook, the complaints of the 3rd ecu Symposium on "Analysis of natural Micropollutants in Water", held in Oslo (Norway), from 19 to 21 September 1983, are offered. The symposium was once geared up in the framework of the Concerted Ac­ tion fee 64b bis *, which has an analogous identify and is incorporated within the 3rd R&D Programme on setting of the fee of the eu Communi­ ties - oblique and Concerted activities - 1981 to 1985. the purpose of the symposium was once to study the development and effects achiev­ ed up to now years, because the moment symposium, held in Killarney (Ireland) in November 1981. The programme of the symposium consisted of evaluation papers masking dif­ ferent parts with regards to the research of the natural pollution in water, in­ cluding sampling and pattern therapy, fuel and liquid chromatography, mass spectrometry and particular analytical difficulties for a few kinds of compounds. we predict that the amount supplies a slightly entire assessment of those actions in Europe. furthermore, the paper awarded by means of D. Hunt reports the improvement of the hot process mass spectrometry - mass spectrometry within the u . s . a .. a few certain periods involved the presentation of unique contri­ butions in kind of poster, the prolonged types of that are released during this volume.

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Extra info for Analysis of Organic Micropollutants in Water: Proceedings of the Third European Symposium held in Oslo, Norway, September 19–21, 1983

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4 - En raison de 1 'extreme sensibilite des techniques utiliseesil est preferable d'eviter au maximum d'utiliser des appareillages susceptibles d'entrainer une pollution des echantillons, ce qui est le cas avec de nombreux materiaux plastiques. C'est pourquoi les appareillages decrits ci-dessous ne comportent que du verre, du teflon et dans certains cas de 1 'acier inox. 3. 1 Echantillonneur pour analyse de substances volatiles Le dosage de solvants du type chloroforme ou trichlorethylene se fait en regle generale par des techniques d'espace de tete.

La technique de "closed loop stripping analysis" dec rite par K. Grob (5) s'utilise de plus en plus, notamment dans la recherche de substances responsables de gouts et d'odeurs (6). J. Westrick (7). 11 permet d'obtenir des prelevements d'eau integres dans le temps (de 1 heure a plusieurs jours si necessaire) avec un minimum de contact entre 1 'atmosphere et l'echantillon pour eviter les pertes. Dans la version presentee ici le volume preleve est au maximum de 3 litres ce qui correspond au volume utilise dans la technique ClSA.

Leur dosage est en general base sur 1 'utilisation de techniques sophistiquees (chromatographie en phase gazeuse et 1iquide haute pression avec divers detecteurs) qui dans 1a p1upart des cas necessitent le recours a une phase de concentration. Le propos de cet article est de decrire differentes techniques automatiques de preparation d'echanti11ons. 2. 1 - Des volumes importants (p1usieurs dizaines de 1itres) sont souvent necessaires pour une identification en spectrometrie de masse de composes a l'eche11e du nanogramme/1itre.

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