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A zinc oxide‐based sorbent was prepared by spraying drying a slurry containing 65% zinc oxide, 18% peptized alumina, and 17% perlite. The spray dried solids were dry sieved, wet sieved, dried at 150°C for 1 h, and subsequently calcined at 635°C for 1 h to produce the sorbent. The rate of sorption of hydrogen sulfide was measured as a function of time with a Cahn VersaTherm™ thermogravimetric analyzer...
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