Bulgaria Imports from Slovakia of Aldehydes, Cyclic Polymers of Aldehydes, Paraformaldehyde was US$3.46 Thousand during 2021, according to the United Nations COMTRADE database on international trade. Bulgaria Imports from Slovakia of Aldehydes, Cyclic Polymers of Aldehydes, Paraformaldehyde - data, historical chart and statistics - was last updated on May of 2024.