Sweden Exports of sulfates, alums, peroxosulfates (persulfates) to Antigua and Barbuda was US$9.37 Thousand during 2013, according to the United Nations COMTRADE database on international trade. Sweden Exports of sulfates, alums, peroxosulfates (persulfates) to Antigua and Barbuda - data, historical chart and statistics - was last updated on June of 2024.