Imports In 2019, North Korea imported $1.98k in Sodium sulphates other than disodium sulphate, becoming the 0th largest importer of Sodium sulphates other than disodium sulphate in the world. At the same year, Sodium sulphates other than disodium sulphate was the 0th most imported product in North Korea. North Korea imports Sodium sulphates other than disodium sulphate primarily from: N/A.