| 520611 | 520611 - Cotton yarn; (not sewing thread), single, of uncombed fibres, |
| 520612 | 520612 - Cotton yarn; (not sewing thread), single, of uncombed fibres, |
| 520613 | 520613 - Cotton yarn; (not sewing thread), single, of uncombed fibres, |
| 520614 | 520614 - Cotton yarn; (not sewing thread), single, of uncombed fibres, |
| 520615 | 520615 - Cotton yarn; (not sewing thread), single, of uncombed fibres, |
| 520621 | 520621 - Cotton yarn; (not sewing thread), single, of combed fibres, l |
| 520622 | 520622 - Cotton yarn; (not sewing thread), single, of combed fibres, l |
| 520623 | 520623 - Cotton yarn; (not sewing thread), single, of combed fibres, l |
| 520624 | 520624 - Cotton yarn; (not sewing thread), single, of combed fibres, l |
| 520625 | 520625 - Cotton yarn; (not sewing thread), single, of combed fibres, l |
| 520631 | 520631 - Cotton yarn; (not sewing thread), multiple or cabled, of unco |
| 520632 | 520632 - Cotton yarn; (not sewing thread), multiple or cabled, of unco |
| 520633 | 520633 - Cotton yarn; (not sewing thread), multiple or cabled, of unco |
| 520634 | 520634 - Cotton yarn; (not sewing thread), multiple or cabled, of unco |
| 520635 | 520635 - Cotton yarn; (not sewing thread), multiple or cabled, of unco |
| 520641 | 520641 - Cotton yarn; (not sewing thread), multiple or cabled, of comb |
| 520642 | 520642 - Cotton yarn; (not sewing thread), multiple or cabled, of comb |
| 520643 | 520643 - Cotton yarn; (not sewing thread), multiple or cabled, of comb |
| 520644 | 520644 - Cotton yarn; (not sewing thread), multiple or cabled, of comb |
| 520645 | 520645 - Cotton yarn; (not sewing thread), multiple or cabled, of comb |