2934.30.27.00/Oxomemazine Base/Canada

Oxomemazine Base from Canada

Oxomemazine, a phenothiazine antihistamine with sedative properties, imported as free base API. Classified in HTS 2934.30.27.00 as chemically defined non-antipsychotic phenothiazine.

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
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Import Tips

• Verify free base vs salt form with pKa/solubility data for accurate chemical definition

• Include stability studies proving non-degradation of phenothiazine ring per Chapter 29

• Document EU vs US pharmacopeia equivalence for multinational imports

Oxomemazine Base from Canada — Import Duty Rate | HTS 2934.30.27.00