Dataset to accompany 'Phosgene synthesis over activated carbon and carbon black catalysts' for publication in Molecular Catalysis, Volume 597, 15 May 2026, 115927. https://doi.org/10.1016/j.mcat.2026.115927 Authors: Rory Hughes, Yudi Aris Sulistiyo, Christopher J. Mitchell, Prashant Kumar, Gert-Jan Schoenmakers, and David Lennon This dataset uses the following file formats: Microsoft Excel Worksheet (.xlsx) and JPG File (.jpg). List of Folders Figure S2 Figure S3 Figure S4a Figure S4b Figure S5 List of Files Figure 1 Isothermal Reaction_Calgon Figure 2 Isothermal Reaction_Sibunit Figure 3 Comparison COCl2 Isothermal Figure 4 TPR Low_Calgon Figure 5 TPR Low_Sibunit Figure 6 Comparison Data_TPR Low Figure 7 Arrhenius Plot Figure S2 N2 Adsorption-Desorption Isotherm Figure S3 SEM Figure S4a XRD Figure S4b Raman Figure S5 TGA Figure S6 Isothermal Reaction_Donau Figure S7 Isothermal Reaction_Norit RB4C Figure S8 Cl2 MB_Isothermal_Calgon Figure S9 Cl2 MB_Isothermal_Sibunit Figure S10 Cl2 MB_Isothermal_Donau Figure S11 Cl2 MB_Isothermal_Norit RB4C Figure S12 Reaction Profile_TPR Low_Donau Figure S13 Reaction Profile_TPR Low_Norit RB4C Figure S14 Cl mass Balance_TPR Low_Calgon Figure S15 Cl mass Balance_TPR Low_Sibunit Figure S16 Cl mass Balance_TPR Low_Donau Figure S17 Cl mass Balance_TPR Low_Norit RB4C Folder Structure Folder 'Figure S2' contains the four primary .xlsx file of isothermal adsoption-desorption nitrogen gas of four carbon material (Calgon, Sibunit, Donau, and Norit RB4C) Folder 'Figure S3' contains the four SEM image .JPG file of four carbon material (Calgon, Sibunit, Donau, and Norit RB4C) Folder 'Figure S4.a' contains the four primary .xlsx file of XRD-Miniflex of four carbon material (Calgon, Sibunit, Donau, and Norit RB4C) Folder 'Figure S4.b' contains the four primary .xlsx file of Raman Spectroscopy of four carbon material (Calgon, Sibunit, Donau, and Norit RB4C) Folder 'Figure S5' contains the four primary .xlsx file of TGA of four carbon material (Calgon, Sibunit, Donau, and Norit RB4C)