Section VII — Plastics and articles thereof; rubber and articles thereof
Chapter 39 — Plastics and articles thereof
Heading 3911 — Petroleum resins, coumaroneindene resins, polyterpenes, polysulphides, polysulphones and other products specified in Note 3 to this Chapter, not elsewhere specified or included, in primary forms.
Subheading 3911.20 — Poly(1,3phenylene methylphosphonate)
HS code
3911.20.00 Poly(1,3-phenylene methylphosphonate)
Last Verified Date - 1 October 2026
Common commodities
Phosphonate polymer powderGranules of flame retardant resinLiquid form of 1,3-phenylene methylphosphonatePrimary form phosphonate polymerFlame retardant resin granulesPhosphonate polymer in crystalline formSolid phosphonate polymer particles1,3-Phenylene methylphosphonate powderGranulated flame retardant resinCrystallized 1,3-phenylene methylphosphonate