Mixed PGM Anode Slime Ash
Incinerated anode slime ash from copper/nickel electrorefining containing PGMs and gold for recovery.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-PGM anode slimes
Base metal refinery residues under Chapter 26.
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Import Tips & Compliance
• Refinery slime processing certificates; multi-metal declaration; avoid base metal confusion
Related Products under HTS 7112.30.01.00
Palladium Membrane Filter Ash
Ashed remains from hydrogen separation palladium membranes in gas purification systems.
Gold Electroforming Waste Ash
Ash from electroforming process wastes containing gold strike and flash plating compounds.
Platinum Lab Crucible Ash
Ash residue from cleaning and incinerating platinum laboratory crucibles contaminated with precious metal traces.
Gold Recovery Ash from Jewelry Manufacturing
Fine ash residue generated during the incineration of jewelry workshop waste, containing gold compounds and trace precious metals used for recovery. Classified under HTS 7112.30.01.00 as ash principally used for precious metal extraction, not electronic scrap. Meets chapter notes for waste containing precious metal compounds over 2% by weight.
Platinum Catalyst Recovery Ash
Ash from burned-out automotive catalytic converters and chemical catalysts containing platinum group metals (PGMs) like platinum and palladium compounds. Used principally for PGM recovery; classified as 7112.30.01.00 per subheading notes defining platinum alloys.
Silver Refinery Ash with Precious Metal Compounds
Ash produced in silver refining processes containing silver compounds and minor gold/platinum impurities, designed for precious metal reclamation. Falls under 7112.30.01.00 as 'other waste and scrap containing precious metal compounds' per note 5(c).