Section 11 Textiles and textile articles 52 Cotton 52 05 Cotton yarn (other than sewing thread), containing 85 % or more by weight of cotton, not put up for retail sale. 52 05 42 Measuring per single yarn less than 714.29 decitex but not less than 232.56... Commodity Code Description 52 05 42 00 Measuring per single yarn less than 714.29 decitex but not less than 232.56...