Section XI — Textiles and textile articles
Chapter 55 — Manmade staple fibers
Heading 5501 — Synthetic filament tow.
Subheading 5501.30 — Acrylic or modacrylic
HS code
5501.30.00 Acrylic or modacrylic synthetic filaments tow
Last Verified Date - 1 October 2026
Common commodities
Continuous polyacrylonitrile filament towModacrylic fibers filament towPAN fibers continuous bundlesAcrylic continuous fiber bundlesModified acrylic filament towPolymers for acrylic staple fibers (PAN)Modacrylic PAN fiber precursorContinuous modacrylic fibersAcrylonitrile continuous filament bundlePolyacrylonitrile tow, not staple fibers