* Oxidants: OH NOx 
* Aerosols: NIT SO4s 
* Nitrogen: NOx HNO2 HNO4 IPMN NIT NO NO2 NO3 N2O5 MPN PPN NH3 
* ROy: OH 
* Sulfur: DMS 
* Iodine: IxOy I I2 IBr ICl INO2 CH2I2 CH2ICl CH2IBr OIO 
* Bromine: Bry BrOx Br Br2 BrCl BrNO2 BrNO3 BrO HOBr HBr 
* Chlorine: Cly ClOx Cl ClO Cl2 Cl2O2 ClOO ClNO2 ClNO3 CCl4 CH2Cl2 HOCl HCl HCFCs OClO 
* Primary_Organics: ALK4 BENZ C2H6 C3H8 PRPE TOLU XYLE ISOP MTPA MTPO LIMO EOH MOH 
* Secondary_Organics: ACET MEK MVK ALD2 CH2O HPALD MACR ISOPN IEPOX ACTA HCOOH RCHO 
* Secondary_Organic_Aerosols: SOAP TSOA3 
* J-Values: OCS