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Polymerized Castor Oil from Canada

Polymerized castor oil undergoes heat treatment in vacuum to form high-viscosity polymers used in lubricants and coatings. It qualifies for HTS 1518.00.40.00 as a heat-polymerized vegetable oil fraction, inedible for industrial applications.

Duty Rate — Canada → United States

18%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Include polymerization process logs showing vacuum/heat conditions per chapter note requirements

Declare exact ricinoleic acid content for customs valuation consistency

Obtain REACH compliance certs for EU re-export containing castor derivatives