Diffusive sampling device
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United States of America Patent
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Jul 17, 2018
Grant Date -
Oct 22, 2015
app pub date -
Nov 13, 2013
filing date -
Nov 14, 2012
priority date (Note) -
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Abstract
A diffusive sampling device (1) comprises a porous hollow diffusion body (3) removably held on a support body (2), an adsorbent body (4) located inside said diffusion body (3), wherein the hollow diffusion body (3) has a cylindrically shaped wall with an upper section comprising a closed upper end and a distal lower section comprising an open lower end and wherein the diffusion body (3) is held on the support body (2) by means of one or more o-rings (7) fixed to its lower section, wherein the adsorbent body (4) is kept in a predetermined place inside the upper section of the diffusion body (3) by way of an elastic means, such as a spring (6). The use of such devices as well as a method for air sampling and monitoring.
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