</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Technical Grade 2-(Trifluoromethyl)phenothiazine from Canada

Industrial technical grade 2-(Trifluoromethyl)phenothiazine with minimum 98% purity for chemical synthesis applications. Falls precisely under HTS 2934.30.12.00 as a separate chemically defined compound containing the specified phenothiazine derivative structure.

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

Submit third-party assay certificates verifying ≥98% purity to distinguish from mixtures classifiable elsewhere

Use nitrogen-blanketed packaging to prevent oxidative degradation during trans-Pacific shipping

Pre-clear with FDA if any repackaging for US pharma distribution is planned post-import