Ruthenium Sponge from China
Porous ruthenium sponge obtained from reduction processes, in unwrought lump form ready for melting into ingots. Classified under HTS 7110.41.00.30 as unwrought ruthenium, distinct from powder due to not meeting the 0.5mm sieve test in subheading notes. Commonly used in producing ruthenium catalysts for chemical industry.
Duty Rate — China → United States
25%
Rate breakdown
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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide assay reports confirming ruthenium content and sponge structure to distinguish from powder; watch for anti-dumping duties from major producers like South Africa
• Use specialized packaging to prevent oxidation during sea freight