Polystyrene: — Expandable
Part of: 3903 — Polymers of styrene, in primary forms:
N026048 · 2008-05-07 — Tariff classification of expandable polystyrene CAS-9003-53-6 from Taiwan.
E.B. Enterprises, Inc., you requested a tariff classification ruling. The product is described as expandable polystyrene solid white beads measuring 0.5 to 1.80 millimeters in diameter. The beads are composed of polystyrene homompolymer (CAS-9003-53-6) containing pentane. Pentane is a processing chemical used as a blowing agent in plastics. The expandable polystyrene beads will be used in foam block-molding, foam construction and packaging. The applicable subheading for the expandable polystyrene beads will be 3903.11.0000, Harmonized Tariff Schedule of the United States (HTSUS), which…
b86681 · 1997-06-24 — The tariff classification of expandable polystyrene beads from the Bahamas
The subject product consists of expandable polystyrene beads. You indicate in your letter that the beads are first placed into foam-cup molds, and then heated with steam, which causes the pentane gas contained in the beads to expand. During this expansion, the beads bond together to form the foam cups. The applicable subheading for the subject product will be 3903.11.0000, Harmonized Tariff Schedule of the United States (HTS), which provides for: "Polymers of styrene, in primary forms: Polystyrene: Expandable." The rate of duty will be 0.4 cents per kilogram plus 7.6 percent ad valorem.…
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