… Halogenated, sulphonated, nitrated or nitrosated derivatives of products …
Explanatory notes
… 29.13 ‑ Halogenated, sulphonated, nitrated or nitrosated derivatives of products … in heading 29.05 . This heading also excludes aldehyde‑bisulphite compounds which are classified as sulphonated …
… Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock). …
Explanatory notes
… 50.03 ‑ Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock). … fine to approximately the thickness of a single yarn and usually very lightly twisted; these should not be confused … cannot be further combed, but can be carded in its turn and subjected to various other processes preparatory to …