4-Methyl-1-phenyl-2-pyrazolin-5-one from Mexico
This aromatic heterocyclic compound with nitrogen hetero-atoms serves as a key photographic chemical used in color film development processes. It functions as a developing agent in the formation of magenta dye images during photographic processing. Classified under HTS 2933.99.24.00 due to its specific use in photography and aromatic heterocyclic structure.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide Safety Data Sheets (SDS) and confirm REACH compliance for EU imports; verify purity certificates as impurities affect classification; store in cool, dry conditions to maintain chemical stability during transit