Subheading 2901.24

US HTS

Buta-l,3-diene

3 tariff lines

HTS CodeDescriptionMFN RateSpecial
2901.24.10Buta-l,3-dieneFree
2901.24.20Isoprene, having a purity of 95 percent or more by weightFree
2901.24.50Isoprene less than 95 percent pureFree

Source: US International Trade Commission (USITC). For informational purposes only. Consult the official HTS and a licensed customs broker for binding rates.