Gabon Imports of sulfates, alums, peroxosulfates (persulfates) from Republic of the Congo was US$2.9 Thousand during 2011, according to the United Nations COMTRADE database on international trade. Gabon Imports of sulfates, alums, peroxosulfates (persulfates) from Republic of the Congo - data, historical chart and statistics - was last updated on May of 2024.