New

Ask Wove anything about tariffs.

Try Tariff Assistant

Ruthenium on Carbon Hydrogenation Catalyst from China

Ruthenium metal on activated carbon support for low-pressure hydrogenations of aromatic nitro compounds to amines. Falls under HTS 3815.12.0010 with Ru (PGM) as active catalytic substance. Preferred for aniline and pharmaceutical intermediate production.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

• Certify carbon support type (acid-washed vs. steam-activated) for performance consistency

• Handle under inert gas to prevent Ru oxidation; include handling instructions