Subheading 510310: Wool and Hair; Noils of Wool or of Fine Animal Hair, Including Yarn Waste, … etc.
Subheading 510320: Wool and Hair; Waste of Wool or of Fine Animal Hair, Including Yarn Waste, … etc.
Subheading 510330: Wool and Hair; Waste of Coarse Animal Hair, Including Yarn Waste, but … etc.