Silver/Alumina Catalyst for Ethylene Oxide Production from Germany
15-20% silver on low-surface-area alpha-alumina promoted with cesium for selective epoxidation of ethylene to ethylene oxide. HTS 3815.12.00 classification (silver as precious metal). Primary catalyst for global EO production.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify alpha-alumina phase (not gamma); cesium promoter levels critical; high-temperature stability certification