| 50 | Silk |
| 5001 | Silk-worm cocoons suitable for reeling |
| 50010000000-00-000 | Silk-worm cocoons suitable for reeling. |
| 5002 | Raw silk (not thrown) |
| 50020000000-00-000 | Raw silk (not thrown). |
| 5003 | Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock). |
| 50030000000-00-000 | Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock). |
| 5004 | Silk yarn (other than yarn spun from silk waste) not put up for retail sale. |
| 50040000000-00-000 | Silk yarn (other than yarn spun from silk waste) not put up for retail sale. |
| 5005 | Yarn spun from silk waste, not put up for retail sale |
| 50050000000-00-000 | Yarn spun from silk waste, not put up for retail sale. |
| 5006 | Silk yarn and yarn spun from silk waste, put up for retail sale; silk-worm gut |
| 50060000000-00-000 | Silk yarn and yarn spun from silk waste, put up for retail sale; silk-worm gut. |
| 5007 | Woven fabrics of silk or of silk waste |
| 50071000000-00-000 | Fabrics of noil silk |
| 50072000000-00-000 | Other fabrics, containing 85% or more by weight of silk or of silk waste other than noil |
| 50079000000-00-000 | Other fabrics |