Spain Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Brunei was US$26.63 Thousand during 2021, according to the United Nations COMTRADE database on international trade. Spain Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Brunei - data, historical chart and statistics - was last updated on June of 2024.