O-Phenyl O-(2-naphthyl) phosphorothioate from China
Polycyclic aromatic thiophosphoric ester for UV stabilizer applications in plastics. HTS 2920.19.40.00 covers this naphthyl-phenyl 'other' phosphorodithioate derivative. Naphthalene substitution qualifies as aromatic per tariff definition.
Duty Rate — China → United States
44%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• PAH content testing mandatory for naphthyl compounds; include UV absorption spectra; declare as non-coloring per chapter exclusion (g)