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3815.90.30.00/Silica-Alumina Cracking Catalyst/Japan

Silica-Alumina Cracking Catalyst from Japan

Amorphous silica-alumina gel catalyst for fluid catalytic cracking in refineries. Wholly inorganic composition qualifies for 3815.90.3000.

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

• Pore volume and acidity measurements (Hammett H0) confirm catalytic specs

• Microsphere morphology (60-150μm) distinguishes FCC from other catalysts

• Rare earth content declaration affects valuation and origin rules