Section VII — Plastics and articles thereof; rubber and articles thereof
Chapter 39 — Plastics and articles thereof
Heading 3909 — Aminoresins, phenolic resins and polyurethanes, in primary forms.
National subdivision 3909.3 — Other aminoresins
Subheading 3909.31 — Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI)
HS code
3909.31.00 Poly (methylene phenyl isocyanate) (crude MDI, polymeric MDI )
Last Verified Date - 1 October 2026
Common commodities
Crude Methylene Diphenyl Diisocyanate (MDI) Monomer MixturePolymeric MDI Liquid for PolymerizationPMDI in Primary Form for Plastic ProductionIsocyanate Resins - Poly(methylene phenyl) TypeMDI Oligomers for Urethane PolymersPrimary Form Crude MDI for Chemical ProcessingMDI Resin Liquid Used in Polymerization ReactionsPolymeric MDI Paste for Urethane ProductionIsocyanate Resins - Crude MDI TypePrimary Form MDI for Plastic and Rubber Manufacturing