1-(2,4,6-Trichlorophenyl)-5-pyrazolone-3-carboxylic Acid from Canada
Chlorinated aromatic pyrazolone carboxylic acid used in specialty photographic sensitizers. Falls under HTS 2933.19.30.95 due to unfused pyrazole ring and photographic chemical designation.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document chlorine substitution pattern to confirm 'modified aromatic' status
• Include flash point certifications for safe transport of halogenated compounds
• Verify EPA TSCA inventory status for new chemical import notifications