5501 Synthetic Filament tow as Specified in Note 1 to Chapter 55

5501 (01/1988-..) Synthetic Filament tow as Specified in Note 1 to Chapter 55 55011000 (01/1988-..) Filament tow as Specified in Note 1 to Chapter 55, of Nylon or Other Polyamides 55012000 (01/1988-..) Filament tow as Specified in Note 1 to Chapter 55, of Polyesters 55013000 (01/1988-..) Filament tow as Specified in Note 1 to Chapter 55, Acrylic or Modacrylic 55014000 (01/2007-..) Synthetic Filament tow as Specified in Note 1 to Chapter 55, of Polypropylene 55019000 (01/2007-..) Synthetic Filament tow as Specified in Note 1 to Chapter 55 (Excl. That of Acrylic, Modacrylic, Polyesters, Polypropylene, Nylon or Other Polyamide Filament) 55019010 (01/1998-12/2006) Synthetic Filament tow as Specified in Note 1 to Chapter 55, of Polypropylene 55019090 (01/1998-12/2006) Synthetic Filament tow as Specified in Note 1 to Chapter 55 (Excl. That of Acrylic, Modacrylic, Polyesters, Polypropylene, Nylon or Other Polyamide Filament)