
Schematic diagram of the experimental setup for H2S sorption study: (1) gas cylinder, (2) pressure regulator, (3) mass flow controller, (4) water bath, (5) humidifier, (6) three-way valve, (7) insulated pipeline, (8) pressure gauge, (9) thermocouple, (10) temperature indicator, (11) heating jacket, (12) adsorbent, (13) glass wool, (14) stainless column, (15) bubble soap flow meter, (16) H2S gas analyzer.