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TUBE DIFFUSION PASSIVE [1 record]
Record 1 - internal organization data 2010-07-27
Record 1, English
Record 1, Subject field(s)
- Measuring Instruments
- Environmental Studies and Analyses
- Analytical Chemistry
Record 1, Main entry term, English
- passive diffusion tube
1, record 1, English, passive%20diffusion%20tube
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
I am currently developing and validating the following samplers for use in the studies: passive diffusion tube and badge samplers for NO2, continuous NO2 and CO personal samplers and PM10 personal samplers. 2, record 1, English, - passive%20diffusion%20tube
Record number: 1, Textual support number: 2 CONT
Nitrogen dioxide, carbon monoxide, ozone and total suspended particulates were measured using portable, high resolution, continuous analysers. Additionally passive diffusion tube samplers were used to collect nitrogen dioxide, sulphur dioxide and ozone data over a wide area of each city. Finally a personal monitor was used to collect particulates for lead analysis. 3, record 1, English, - passive%20diffusion%20tube
Record 1, French
Record 1, Domaine(s)
- Appareils de mesure
- Études et analyses environnementales
- Chimie analytique
Record 1, Main entry term, French
- tube à diffusion passive
1, record 1, French, tube%20%C3%A0%20diffusion%20passive
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
L'échantillonneur passif a été sélectionné pour être le dispositif de mesure simple, peu encombrant et techniquement fiable. Ce dispositif avait pour fonction d'étudier les deux polluants atmosphériques retenus par la présente étude : le dioxyde d'azote (NO2) et le benzène. Ces deux grandes familles de polluants urbains sont des indicateurs reconnus de la pollution atmosphérique des grandes métropoles, intervenant également dans la production des polluants photoxydants, dont notamment l'ozone. Ce dispositif d'échantillonneurs passifs (aussi appelés «tubes à diffusion passive») se compose d'une cartouche absorbante qui est insérée dans un tube maintenu à l'horizontal [sic : horizontale]. Les cartouches absorbantes, imprégnées d'un réactif chimique spécifique, piègent l'air circulant à travers le corps poreux afin de capturer les polluants recherchés. Il y a donc un tube par polluant mesuré. 1, record 1, French, - tube%20%C3%A0%20diffusion%20passive
Record 1, Spanish
Record 1, Textual support, Spanish
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