Nucleic acids and their salts, other heterocyclic compounds, n.e.c. in heading number 2934
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2934.99
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Nucleic acids and their salts, other heterocyclic compounds, n.e.c. in heading n can be reviewed from 2934.99, but the final code depends on full product details, material, use, and destination tariff rules.
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2934.10
Heterocyclic compounds; containing an unfused thiazole ring (whether or not hydrogenated) in the structure
2934.20
Heterocyclic compounds; containing in the structure, a benzothiazole ring-system (whether or not hydrogenated), not further fused
2934.30
Heterocyclic compounds; containing in the structure, a phenothiazine ring-system (whether or not hydrogenated), not further fused
2934.91
Heterocyclic compounds; other heterocyclic compounds, n.e.c. in 2934.1, 2934.2 and 2934.3