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2924.21.50.00/N-Phenylsemicarbazide/Mexico

N-Phenylsemicarbazide from Mexico

N-Phenylsemicarbazide is used for carbonyl derivatization in chromatography. As a ureine derivative, it falls under HTS 2924.21.50.00 'other' category.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

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

• TLC purity >98% for derivatization reagent specification

• Solvent-free packaging prevents Chapter 29 note (e) exclusion

• Avoid pharma intermediate declaration triggering FDA

N-Phenylsemicarbazide from Mexico — Import Duty Rate | HTS 2924.21.50.00