Sri Lanka Imports from Switzerland of Aldehydes, Cyclic Polymers of Aldehydes, Paraformaldehyde was US$71 during 2013, according to the United Nations COMTRADE database on international trade. Sri Lanka Imports from Switzerland of Aldehydes, Cyclic Polymers of Aldehydes, Paraformaldehyde - data, historical chart and statistics - was last updated on May of 2024.