Section 11 Textiles and textile articles 52 Cotton 52 06 Cotton yarn (other than sewing thread), containing less than 85% by weight of cotton, not put up for retail sale. 52 06 21 Measuring 714.29 decitex or more (not exceeding 14 metric number) Commodity Code Description 52 06 21 00 Measuring 714.29 decitex or more (not exceeding 14 metric number)