Section VII — Plastics and articles thereof; rubber and articles thereof
Chapter 39 — Plastics and articles thereof
Heading 3920 — Other plates, sheets, film, foil and strip, of plastics, non cellular and not reinforced, laminated, supported or similarly combined with other materials.
National subdivision 3920.9 — Of other plastics:
Subheading 3920.99 — Of other plastics
HS code
3920.99.20 Plates, sheets etc of hardened proteins, non cellular, not reinforced
Last Verified Date - 1 October 2026
Common commodities
Casein photographic filmKeratin-based protective hair foamHardened casein food packaging sheetsChemically treated keratin plastic sheets for medical equipmentCasein-based coating for textile industryDurable keratin plates for industrial useHardened protein films for electrical insulationCasein protective sheets for electronic componentsKeratin-hardened sheets for automotive partsCasein plastic film for laboratory equipment