3815.90.50.00/Mordenite Zeolite Isomerization Catalyst/Japan

Mordenite Zeolite Isomerization Catalyst from Japan

Acid mordenite catalyst for paraffin isomerization in gasoline production, improving octane rating. Fits HTS 3815.90.5000 as other reaction initiators for refinery processes.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Acidity index and BET surface area documentation essential

• Classify as ORM-D if low hazard; bulk silo shipments need dust control