Section 07 PLASTICS AND ARTICLES THEREOF; RUBBER AND ARTICLES THEREOF 39 PLASTICS AND ATRICLES THEREOF 39 14 ION-EXCHANGERS BASED ON POLYMERS HEADINGS 39.01 TO 39.13, IN PRIMARY 39 14 00 ION-EXCHANGERS BASED ON POLYMERS OF HEADINGS 39.01-39.13, IN PRIMARY FORMS Commodity Code Description 39 14 00 00 ION-EXCHANGERS BASED ON POLYMERS OF HEADINGS 39.01-39.13, IN PRIMARY FORMS