&SPECIES_PARAMS
 PSPECIES="NO",               ! Tracer name
 PWETA_GAS=8.38E-5,           ! Below-cloud scavenging (gases) - A (weta_gas) [Asman (1995)]
 PWETB_GAS=0.62,              ! Below-cloud scavenging (gases) - B (wetb_gas) [Asman (1995)]
 PRELDIFF=1.3,                ! Dry deposition (gases) - D [Wesely (1989)]
 PHENRY=2.0E-3,               ! Dry deposition (gases) - Henrys const. [Wesely (1989)]
 PF0=0,                       ! Dry deposition (gases) - f0 (reactivity) [Wesely (1989)]
 PWEIGHTMOLAR=30.0,           ! molweight
 /
