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2925.19.91.00/N-Bromosuccinimide (NBS)/Mexico

N-Bromosuccinimide (NBS) from Mexico

N-Bromosuccinimide is a brominated derivative of succinimide used as a brominating and oxidizing agent in organic synthesis. It qualifies under HTS 2925.19.91.00 as an imide derivative (not halogenated in the sense excluding it from heading per chapter notes). Essential for allylic bromination in pharmaceutical production.

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

• Classify as UN 3261, Corrosive Solid, pH 3-4; test samples to confirm proper DOT shipping name

• Avoid bulk packaging >25kg; retail laboratory packs (<1kg) reduce scrutiny but verify end-use declaration

N-Bromosuccinimide (NBS) from Mexico — Import Duty Rate | HTS 2925.19.91.00