Estimation of In Situ pH on PM 2.5 in Hong Kong Using Online Ionic ...
Estimation of In Situ pH on PM 2.5 in Hong Kong Using Online Ionic ...
Estimation of In Situ pH on PM 2.5 in Hong Kong Using Online Ionic ...
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PILS: particle <strong>in</strong>to liquid system<br />
URG annular denuders:<br />
First <strong>on</strong>e is coated with Na2CO3 to remove<br />
acid gas(HNO3, URG <strong>2.5</strong>cut HNO2, cycl<strong>on</strong>e: SO2 etc). cut<br />
particle larger than <strong>2.5</strong>um <str<strong>on</strong>g>of</str<strong>on</strong>g>f by<br />
Sec<strong>on</strong>d <strong>on</strong>e is coated with citric acid for<br />
gravity<br />
removal <str<strong>on</strong>g>of</str<strong>on</strong>g> NH3<br />
6
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