Other
Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. > Other: > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2620.99
Cemented Tungsten Residue
Residue from cemented tungsten carbide grinding operations, predominantly composed of tungsten compounds. This material falls under tariff item 2620.99.00 as a non-ferrous residue containing metals for industrial recovery, not excluded by Chapter 26 notes.
2620.99.00Hard Metal Alloy Slag
Slag from melting hard metal alloys where tungsten is the dominant component, used in tooling industries. This slag is classified under tariff item 2620.99.00 as a non-ferrous slag containing metals for industrial extraction, not excluded by Chapter 26 notes.
2620.99.00Industrial Vanadium Slag from Phosphate Processing
Industrial vanadium slag generated as a byproduct of wet-process phosphoric acid production, containing vanadium impurities suitable for industrial metal extraction. This material falls under tariff item 2620.99.00 as it is a non-ferrous slag containing metals, not excluded by Chapter 26 notes.
2620.99.00Spent Catalyst Slag High in Vanadium
Slag derived from spent catalysts used in oil refining, with vanadium content exceeding 5%, suitable for vanadium recovery. This residue is classified under tariff item 2620.99.00 as it is a non-ferrous slag containing metals for industrial extraction, not excluded by Chapter 26 notes.
2620.99.00Spent Tungsten Catalyst Residue
Residue from deactivated petroleum catalysts containing primarily tungsten oxides. This material falls under tariff item 2620.99.00 as a non-ferrous residue containing metals for industrial tungsten recovery, not excluded by Chapter 26 notes.
2620.99.00Tungsten Alloy Furnace Slag
Furnace slag from producing tungsten-heavy alloys for aerospace applications, mainly composed of tungsten. This slag is classified under tariff item 2620.99.00 as a non-ferrous slag containing metals for industrial use, not excluded by Chapter 26 notes.
2620.99.00Tungsten Carbide Production Ash
Ash residue generated during the manufacture of tungsten carbide tools, rich in tungsten compounds. This material falls under tariff item 2620.99.00 as a non-ferrous residue containing metals for industrial recovery, not excluded by Chapter 26 notes.
2620.99.00Tungsten Mining Flotation Tailings
Dried tailings from tungsten ore flotation containing mainly tungsten minerals, used in industry for reprocessing into compounds. This material falls under tariff item 2620.99.00 as a non-ferrous residue containing metals, not excluded by Chapter 26 notes.
2620.99.00Tungsten Ore Roasting Residue
Residue from roasting tungsten-bearing ores, primarily composed of tungsten oxides and compounds. This material is classified under tariff item 2620.99.00 as a non-ferrous residue containing metals for industrial use, not excluded by Chapter 26 notes.
2620.99.00Tungsten Recovery Plant Ash
Ash from solvent extraction plants recovering tungsten from low-grade sources, mainly containing tungsten. This material falls under tariff item 2620.99.00 as a non-ferrous residue containing metals for industrial extraction, not excluded by Chapter 26 notes.
2620.99.00Vanadium Bearing Residue from Chemical Processing
Residues from chemical manufacturing processes where vanadium compounds are the primary component, used as a basis for producing metal chemicals. This material falls under tariff item 2620.99.00 as a non-ferrous residue containing metals, not excluded by Chapter 26 notes.
2620.99.00Vanadium Concentrate Residue from Smelting
Residues from smelting vanadium concentrates, primarily composed of vanadium oxides for further processing. This slag is classified under tariff item 2620.99.00 as a non-ferrous slag containing metals for industrial use, not excluded by Chapter 26 notes.
2620.99.00Vanadium Recovery Ash from Boiler Residues
Ash from heavy fuel oil boilers in power plants, primarily containing vanadium sulfates for recovery. This ash falls under tariff item 2620.99.00 as a non-ferrous residue containing metals for industrial extraction, not excluded by Chapter 26 notes.
2620.99.00Vanadium-Rich Ash from Catalyst Regeneration
Ash produced from regenerating spent petroleum cracking catalysts, predominantly containing vanadium oxides. This material is classified under tariff item 2620.99.00 as a non-ferrous residue containing metals for industrial vanadium extraction, not excluded by Chapter 26 notes.
2620.99.00Vanadium Slag from Petroleum Refining
Slag residue from petroleum refining processes, primarily containing vanadium compounds with traces of other metals. This slag is classified under tariff item 2620.99.00 as a non-ferrous slag containing metals for industrial use, not excluded by Chapter 26 notes.