2934 Nucleic acids and their salts, whether or not they have a chemical definition; Other heterocyclic compounds: HS code chinese tariffs

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29341 -Compounds with a non fused thiazole ring (whether hydrogenated or not) in their structure: -Compounds with a non fused thiazole ring (whether hydrogenated or not) in their structure:

29342000 -A compound containing a benzothiazole ring system (whether hydrogenated or not) in its structure, but not further condensed -A compound containing a benzothiazole ring system (whether hydrogenated or not) in its structure, but not further condensed

29343000 -A compound containing a phenothiazine ring system (whether hydrogenated or not) in its structure, but not further condensed -A compound containing a phenothiazine ring system (whether hydrogenated or not) in its structure, but not further condensed

29349 -Other: -Other: