Papua New Guinea Imports from Hong Kong of Sulfates, Alums, Peroxosulfates (Persulfates) was US$1.03 Million during 2021, according to the United Nations COMTRADE database on international trade. Papua New Guinea Imports from Hong Kong of Sulfates, Alums, Peroxosulfates (Persulfates) - data, historical chart and statistics - was last updated on May of 2024.