Organization / Localization: PSI Facility Description: catalyst facility, 0.2 m diameter Test Identification: #9-#21 SA-Related Topics / Phenomena:Retention of CH3I and H2 recombination in Ag-zeolites Measured Parameters: CH3I retention, H2 recombination, temperatures, gas composition Modelling: no modelling included Experimental Research Program: HERZSAN Link to PIRT: ST-54 from PIRT