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2904.99.50.00/Cumene Sulfonic Acid/Mexico

Cumene Sulfonic Acid from Mexico

Cumene sulfonic acid from isopropylbenzene sulfonation. HTS 2904.99.50.00 covers branched alkylaromatic sulfonates. Intermediate for dispersants.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Isopropyl vs n-propyl isomer verification via GC-MS

• Azeotropic distillation residue exclusion documentation