Table 2: Setups and data characteristics Campaign 1 2 3 4 Site WET WET FOR FOR Species investigated SNr NH3 SNr NH3 Analytical device TRANC with CLD QCL TRANC with CLD QCL Analyzer model CLD 780 TR, ECO PHYSICS AG, Dürnten, Switzerland mini QC-TILDAS-76, Aerodyne Research, Inc., Billerica, MA, USA CLD 780 TR, ECO PHYSICS AG, Dürnten, Switzerland mini QC-TILDAS-76, Aerodyne Research, Inc., Billerica, MA, USA Sonic anemometer model GILL-R3, Gill Instruments, Lymington, UK GILL-R3, Gill Instruments, Lymington, UK GILL-R3, Gill Instruments, Lymington, UK GILL-R3, Gill Instruments, Lymington, UK Measurement height 2.5 m 2.5 m 30.0 m 30.0 m Tube length 12.0 m 3.0 m 45.0 m 3.0 m Flow rate 2.0 L min-1 17.0 L min-1 2.1 L min-1 17.0 L min-1 Mean lag time 2.5 s 0.79 s 20s no flux determination Damping factor range 0.45-0.74 0.67 0.90-0.62 no flux determination Percentage of flag 0 and 1 data 89.7 84.4 84.4 no flux determination Percentage deposition fluxes 61.7 83.7 90 no flux determination Percentage emission fluxes 38.3 16.3 10 no flux determination Reference Wintjen et al. (2020) Zöll et al. (2016) "Zöll et al. (2019); Wintjen et al. (2020)" Brümmer et al. (2020)