Granular Potassium Sulfate Fertilizer from Canada

Granular potassium sulfate (SOP) is a premium water-soluble fertilizer containing 50% potassium oxide and 18% sulfur, used primarily for chloride-sensitive crops like tobacco, potatoes, and fruits. It falls under HTS 3104.30.00.00 as a potassic mineral fertilizer consisting of potassium sulfate not put up for retail sale. The granular form ensures even distribution and slow release in soil.

Duty Rate — Canada → United States

0%

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

Verify purity meets chapter note requirements (not chemically defined compounds excluded under note 1(b)); provide chemical analysis certificates

Ensure product is not packaged for retail (which would shift to 3105); bulk shipments only for this code

Include soil nutrient analysis or crop application data to avoid misclassification as industrial chemicals

Granular Potassium Sulfate Fertilizer from Canada — Import Duty Rate | HTS 3104.30.00.00