Gold Anode Slime Residue
Sludgy residue from gold electrorefining cells containing slime-attached gold particles. Imported primarily for further recovery processing, this residue is waste and scrap containing gold compounds, classifiable under this tariff item.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the residue is colloidal precious metal or a chemical compound of gold
Chapter Note 3(a) excludes amalgams and colloidal precious metals, which fall in heading 28.43.
If the residue contains other precious metals, such as silver or platinum, in addition to gold
This subheading covers other waste and scrap containing precious metals, excluding gold-only scrap.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the residue is not a product of Chapter 28 (e.g
• colloidal precious metals) to avoid misclassification
• Provide documentation of the gold content and recovery purpose
• Check if the residue meets the definition of hazardous waste under Canadian regulations, which may require permits
Related Products under Tariff item 7112.91.00
14K Gold Watch Scrap
Scrap from decommissioned luxury watches, consisting of 14K gold alloy cases and bracelets, collected for smelting and gold recovery. This material qualifies as waste and scrap of gold, including metal clad with gold, and is imported principally for the recovery of precious metal.
18K Gold Casting Sprues
Excess gold material from lost-wax casting of jewelry, including sprues, gates, and vents in 18K yellow gold. This manufacturing scrap is destined for remelting and gold recovery, qualifying as waste and scrap of gold under this tariff item.
Broken Gold Inlay Scrap
Damaged gold inlays removed from dental prosthetics and decorative furniture, mechanically inlaid. The gold content qualifies as waste and scrap of metal clad with gold, suitable for recovery of the precious metal.
Gold Crucible Liners Scrap
Spent graphite crucibles lined with gold flash from high-temperature melting, for stripping. The gold layer adhered by melt qualifies as metal clad with gold, and the crucibles are waste and scrap for gold recovery.
Gold Dental Scrap
Waste material from dental clinics consisting of gold alloy scraps from crowns, bridges, and fillings. This scrap is imported principally for precious metal recovery, and qualifies as waste and scrap of gold under this tariff item.
Gold Electroplating Rack Scrap
Used titanium racks from gold electroplating baths in electronics manufacturing, clad with thin gold layers. These racks are imported for precious metal stripping and recovery, qualifying as metal clad with gold waste and scrap under this tariff item.