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Dynamic column breakthrough curves for CO2 on 249 mg of 13X zeolite exposed to 1.000 % CO2 in He at 500 cm3 · min−1 (IUPAC STP) at the indicated temperatures and mean total pressures; shown are the MS (m/z) 44 signals obtained for the sorbent column (blue solid curves) and the blank (black dashed curves); temperatures and average pressures are as indicated.
