4-Methyl-1-phenyl-2-pyrazolin-5-one from Canada
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 — Canada → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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