Imports In 2021, Papua New Guinea imported $180k in Dithionites and Sulfoxylates, becoming the 0th largest importer of Dithionites and Sulfoxylates in the world. At the same year, Dithionites and Sulfoxylates was the 0th most imported product in Papua New Guinea. Papua New Guinea imports Dithionites and Sulfoxylates primarily from: N/A.