| Chapter Code | Chapter Description |
|---|
| 540251 | OTHER YARN, SINGLE, WITH A TWIST EXCEEDING 50 TURNS PER METRE: OF NYLON OR OTHER POLYAMIDES |
| 540252 | OTHER YARN, SINGLE, WITH A TWIST EXCEEDING 50 TURNS PER METRE: OF POLYESTERS |
| 540259 | OTHER YARN, SINGLE, WITH A TWIST EXCEEDING 50 TURNS PER METRE: OTHER |
| 540261 | OTHER YARN, MULTIPLE (FOLDED) OR CABLED: OF NYLON OR OTHER POLYAMIDES |
| 540262 | OTHER YARN, MULTIPLE (FOLDED) OR CABLED: OF POLYESTERS |
| 540269 | OTHER YARN, MULTIPLE (FOLDED) OR CABLED: OTHER |
| 540310 | HIGH TENACITY YARN OF VISCOSE RAYON |
| 540331 | OTHER YARN, SINGLE: OF VISCOSE RAYON, UNTWISTED OR WITH A TWIST NOT EXCEEDING 120 TURNS PER METRE |