Expandable Polystyrene EPS Beads F400 from Japan
EPS F400 consists of polystyrene beads impregnated with pentane blowing agent, with styrene monomer >95% by weight in primary bead form. It is classified under HTS 3903.90.5000 as 'Other' polymers of styrene in primary forms. Subheading note (a)(1) applies as it is not chemically modified or a named copolymer.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include blowing agent specs in documentation to confirm primary form status under Chapter 39
• Verify no 'household article' features to avoid 3924; EPS beads are industrial raw material