Silver/Alumina Catalyst for Ethylene Oxide Production
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If with organic selectivity enhancers
Modern EO catalysts include organometallic promoters
If gold-based EO catalysts (research)
Emerging high-selectivity gold catalysts
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Import Tips & Compliance
• Specify alpha-alumina phase (not gamma); cesium promoter levels critical; high-temperature stability certification
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