Imports In 2021, Greenland imported $3k in Magnesium Hydroxide and Peroxide, becoming the 0th largest importer of Magnesium Hydroxide and Peroxide in the world. At the same year, Magnesium Hydroxide and Peroxide was the 0th most imported product in Greenland. Greenland imports Magnesium Hydroxide and Peroxide primarily from: N/A.