Comparison ofGundel/RestekCoatings
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XAD-4
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52mmx 285mm8Channel denuders
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LBLdenuders coated byDr. LaraGundel
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Restek coated using a 1 step coating procedure,
vacuumoven dried
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Samples taken at HoustonEPASupersite
September 2000
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2 denuders in series
