Imports In 2022, Bhutan imported $13 in Nitrates of metals except potassium and bismuth, becoming the 171st largest importer of Nitrates of metals except potassium and bismuth in the world. At the same year, Nitrates of metals except potassium and bismuth was the 3344th most imported product in Bhutan. Bhutan imports Nitrates of metals except potassium and bismuth primarily from: India ($13).