Platinum/Rhodium Gauze Packs for Nitric Acid Plants
80/20 Pt/Rh knitted wire gauze catalyst packs for ammonia oxidation in Ostwald process nitric acid production. HTS 3815.12.00 as precious metal supported catalyst (metallic support). Industrial packs contain hundreds of gauzes per reactor.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as precious metal waste/scrap
Spent gauzes with recoverable PGM content classify as precious metal junk
If base metal alloy wire gauzes
Stainless steel or nichrome catalyst gauzes for other processes
If complete reactor internals assembly
When imported with reactor vessel components
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Wire diameter, mesh count, and alloy certification required; declare total PGM content by weight; customs valuation includes precious metal market value
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