Harmonized System
Section VII > Chapter 39 > Heading 3906
Acrylic polymers in primary forms.
Section VII > Chapter 39 > Heading 3906 > 3906.10
Poly(methyl methacrylate)
Section VII > Chapter 39 > Heading 3907
Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms.
Section VII > Chapter 39 > Heading 3907 > 3907.2
Other polyethers
Section VII > Chapter 39 > Heading 3907 > 3907.6
Poly(ethylene terephthalate)
Section VII > Chapter 39 > Heading 3907 > 3907.9
Other polyesters
Section VII > Chapter 39 > Heading 3907 > 3907.2 > 3907.21
Bis(polyoxyethylene) methylphosphonate