| 52051100 | - Single yarn, of uncombed fibres: -- Measuring 714.29 decitex or more (not exceeding 14 metric number) |
| 52051200 | - Single yarn, of uncombed fibres: -- Measuring less than 714.29 decitex but not less than 232.56 decitex (exceeding 14 metric number but not exceeding 43 metric number) |
| 52051300 | - Single yarn, of uncombed fibres: -- Measuring less than 232.56 decitex but not less than 192.31 decitex (exceeding 43 metric number but not exceeding 52 metric number) |
| 52051400 | - Single yarn, of uncombed fibres: -- Measuring less than 192.31 decitex but not less than 125 decitex (exceeding 52 metric number but not exceeding 80 metric number) |
| 52051500 | - Single yarn, of uncombed fibres: -- Measuring less than 125 decitex (exceeding 80 metric number) |
| 52052100 | - Single yarn, of combed fibres: -- Measuring 714.29 decitex or more (not exceeding 14 metric number) |
| 52052200 | - Single yarn, of combed fibres: -- Measuring less than 714.29 decitex but not less than 232.56 decitex (exceeding 14 metric number but not exceeding 43 metric number) |
| 52052300 | - Single yarn, of combed fibres: -- Measuring less than 232.56 decitex but not less than 192.31 decitex (exceeding 43 metric number but not exceeding 52 metric number) |
| 52052400 | - Single yarn, of combed fibres: -- Measuring less than 192.31 decitex but not less than 125 decitex (exceeding 52 metric number but not exceeding 80 metric number) |
| 52052600 | - Single yarn, of combed fibres: -- Measuring less than 125 decitex but not less than 106.38 decitex (exceeding 80 metric number but not exceeding 94 metric number) |