Uzbekistan Exports of sulfates, alums, peroxosulfates (persulfates) to Turkmenistan was US$33.39 Thousand during 2020, according to the United Nations COMTRADE database on international trade. Uzbekistan Exports of sulfates, alums, peroxosulfates (persulfates) to Turkmenistan - data, historical chart and statistics - was last updated on May of 2024.