Tungsten Crucible for Lab Melting
Pure tungsten crucibles for high-temperature melting of precious metals in laboratories. HTS 8101.99.80.00 applies to such vessels as other articles of tungsten.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If refractory ceramic crucibles
If lined or composite, shifts to Chapter 69 refractories.
If parts of industrial furnaces
Furnace-integrated crucibles classify under Chapter 85.
Not sure which classification is right?
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Import Tips & Compliance
• Include melting point certifications (>3400°C) to justify Chapter 81 placement
• Declare lab vs industrial use to guide valuation
Related Products under HTS 8101.99.80.00
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A precision-engineered insert made from sintered tungsten carbide used in machining tools for cutting metals. It falls under HTS 8101.99.80.00 as an 'other' article of tungsten, distinct from unwrought forms, powders, or waste/scrap. This classification covers finished tungsten products not specified elsewhere in the heading.
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High-density tungsten alloy weights used for calibrating precision balances and scales in laboratories. Classified under HTS 8101.99.80.00 as other tungsten articles due to their unwrought-like density properties but finished form. Excludes pure unwrought bars or rods.
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