Acid Brilliant Blue FCF FOOD Blue No. 1 (Acid Blue 9) (disodium 2-({4-[ethyl(3-sulfonatobenzyl)amino]phenyl} {4- [ethyl(3-sulfonatobenzyl)iminio]cyclohexa-2,5-dien-1-ylidene}methyl) ben- zenesulfonate) (CAS No. 3844-45-9) (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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