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2908.99.15.00/Phenol-4-Sulfonic Acid/Japan

Phenol-4-Sulfonic Acid from Japan

4-Hydroxybenzenesulfonic acid is the direct sulfonated phenol containing only sulfo groups, used in dye and pharmaceutical intermediates. Precisely fits HTS 2908.99.1500 definition.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• pH <1 in 1% solution certification; light protection required

• Avoid 'sulfanilic acid' misnomer causing aniline derivative confusion under heading 2921

Phenol-4-Sulfonic Acid from Japan — Import Duty Rate | HTS 2908.99.15.00