CHEMICAL SENSING DEVICE
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United States of America Patent
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Issued Date -
Jun 4, 2020
app pub date -
Nov 4, 2019
filing date -
Aug 5, 2013
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Abstract
A chemical sensing system includes a substrate material, a detector capable of indicating a presence of a target compound, gas, or vapor, and a heater for rapidly releasing compounds, gases and vapors from the substrate material. The substrate material acts to concentrate the compounds, gases, and vapors from a sample area for improved detection by the detector.
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