Trisodium 5-oxo-1-(4-sulfonatophenyl)-4-[(E)-(4- sulfonatophenyl)diazenyl]-2,5-dihydro-1H-pyrazole-3- carboxylate (Acid Yellow 23) (CAS No. 1934-21-0) (provided for in subheading 3204.12.50)

Duty under this headingFree

As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗

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