PREPARATION OF ADSORBENT FILTERS PRE-LABELLED WITH STANDARDS FOR THE EVALUATION OF SAMPLING OF POLLUTANTS IN LIQUID AND AERIFORM MATRICES
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United States of America Patent
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Issued Date -
Aug 31, 2023
app pub date -
Jul 29, 2021
filing date -
Aug 11, 2020
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Abstract
A filtering and adsorbent sampling and enrichment system comprising a stationary phase consisting of a felt of activated carbon fibres with a micro-meso porous conformation and specific surface area of about 1500 m2/g and sampling and/or enrichment standards, confined within a closed casing, is described, as well as the method for obtaining it and the relative process for the analysis of organic and inorganic analytes that uses said system.
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