Polystyrene Compounding Base Resin from Germany

Narrow molecular weight distribution polystyrene resin designed for compounding, imported in primary form under HTS 3903.19.00.00. Serves as base for custom blends in electronics and packaging industries.

Duty Rate — Germany → United States

16.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Document polydispersity index (<2.0) to confirm unmodified homopolymer status

Separate from additives in shipping to prevent blend reclassification

CBP may test for fillers; ensure pure resin declaration