Czech Republic Imports from Hungary of Siliceous Fossil Meals (Kieselguhr ), Similar Siliceous Earths was US$17 during 2022, according to the United Nations COMTRADE database on international trade. Czech Republic Imports from Hungary of Siliceous Fossil Meals (Kieselguhr ), Similar Siliceous Earths - data, historical chart and statistics - was last updated on May of 2024.