Exo-Isomer Enriched Dicyclopentadiene
Exo-isomer enriched dicyclopentadiene contains 60-70% of the exo isomer, offering different reactivity for specialty polymer applications. As a mixture of isomers of the same organic compound, it is covered by Chapter 29 note 1(b) and classified under tariff item 2902.19.00. The exo-enriched form is used in high-performance resins and coatings.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product has been polymerized into a polyethylene resin
Polymers are classified in Chapter 39, not as monomers in Chapter 29.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide the exact exo/endo ratio and purity data in shipping documents
• Ensure the isomer mixture is not an acyclic hydrocarbon mixture, which is excluded by Chapter 29 note 1(b)
• Describe the specialty application to justify the classification
Related Products under Tariff item 2902.19.00
1,3-Dimethylcyclohexane
1,3-Dimethylcyclohexane is a disubstituted cycloalkane, a saturated cyclic hydrocarbon. It is used as an intermediate in fragrance synthesis and as a calibration standard in gas chromatography, and qualifies as an 'other' cyclane under this tariff item.
Adamantane
Adamantane (C10H16) is a highly symmetrical tricyclic cyclane used in pharmaceutical intermediates and materials science. It is a saturated cyclic hydrocarbon, classified as an 'other' cyclane under this tariff item.
Bicyclo[2.2.1]heptane
Bicyclo[2.2.1]heptane is a saturated bicyclic cyclane used in polymer precursor synthesis and fragrance chemistry. It is a separate chemically defined compound, classified as an 'other' cyclane under this tariff item.
Cyclodecane
Cyclodecane (C10H20) is a medium-ring saturated cycloalkane used as a phase-change material and polymer precursor. It is a separate chemically defined compound, classified as an 'other' cyclane under this tariff item.
Cycloheptane
Cycloheptane (C7H14) is a seven-membered saturated cycloalkane used as a solvent and reaction medium in chemical manufacturing. It is a separate chemically defined compound, classified as an 'other' cyclane under this tariff item.
Cyclohexane
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