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Zirconia-Supported Gold Catalyst for CO Oxidation from Germany

Gold nanoparticles on zirconia carrier for low-temperature carbon monoxide oxidation in fuel cell applications and air purification. HTS 3815.90.5000 covers this as a catalytic preparation not specifically enumerated.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

Import Tips

Gold content verification by certified assayer prevents disputes

Nano-particle size declarations for TSCA new chemical review

Fuel cell end-use certification avoids defense export controls