Section 06 Products of the chemical or allied 33 Essential oils and resinoid; perfumery, cosmetic or toilet preparations 33 06 Preparations for oral or dental hygiene (incl. denture fixative) 33 06 20 Yarn used to clean between the teeth (dental floss) 33 06 20 00 Yarn used to clean between the teeth (dental floss) Commodity Code Description 33 06 20 00 00 Yarn used to clean between the teeth (dental floss)