JEQ -- Lee et al. 31 (6): 1782 Figure IG4

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Fig. 4. Ammonia removal efficiencies to the changes of space velocity (SV) at the inlet H₂S concentrations ranging from 50 to 460 µL L^-1. Ammonia concentration: (a) 100, (b) 200, (c) 400, (d) 600 µL L^-1. Hydrogen sulfide concentration: ${circ}$ , 50; ${blacktriangledown}$ , 100; ${triangledown}$ , 220; ${blacksquare}$ , 460 µL L^-1.