Section 07 Plastics and articles thereof; rubber and articles thereof 39 Plastics and articles thereof 39 07 Polyacetals,polyethers and epoxide resins;polycarbonates... polyester, in primary forms 39 07 20 Other polyethers 39 07 20 00 Other polyethers Commodity Code Description 39 07 20 00 000 Other polyethers