Niger Imports of hydrometers, thermometers, pyrometers, barometers, hygrometers from Burkina Faso was US$77 during 2018, according to the United Nations COMTRADE database on international trade. Niger Imports of hydrometers, thermometers, pyrometers, barometers, hygrometers from Burkina Faso - data, historical chart and statistics - was last updated on May of 2024.