| 5508.10 | 000 | Of synthetic staple fibres |
| 5508.20 | | Of artificial staple fibres |
| 5508.20 | 010 | 1 Containing more than 50% by weight of acetate fibres or acetate fibres and synthetic fibres taken together |
| 55.09 | | Yarn (other than sewing thread) of synthetic staple fibres, not put up for retail sale. |
| 5509.22 | | Containing 85 % or more by weight of acrylic or modacrylic staple fibres : |
| 5509.32 | | Other yarn, containing 85 % or more by weight of synthetic staple fibres : |
| 5509.51 | | Mixed mainly or solely with artificial staple fibres |
| 5509.51 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.52 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.53 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.59 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.59 | | Other yarn, of acrylic or modacrylic staple fibres : |
| 5509.61 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.62 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.69 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.91 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.92 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 5509.99 | 010 | 1 Containing more than 50% by weight of synthetic fibres or synthetic fibres and acetate fibres taken together |
| 55.10 | | Yarn (other than sewing thread) of artificial staple fibres, not put up for retail sale. |
| 55.10 | | Containing 85 % or more by weight of artificial staple fibres : |
| 5511.10 | 000 | Of synthetic staple fibres, containing 85 % or more by weight of such fibres |
| 5511.20 | 000 | Of synthetic staple fibres, containing less than 85 % by weight of such fibres |
| 5511.30 | 000 | Of artificial staple fibres |