Zambia Imports from Congo of Hydrometers, Thermometers, Pyrometers, Barometers, Hygrometers was US$9 during 2005, according to the United Nations COMTRADE database on international trade. Zambia Imports from Congo of Hydrometers, Thermometers, Pyrometers, Barometers, Hygrometers - data, historical chart and statistics - was last updated on May of 2024.