Thallium Sealing Alloy Bars
Alloy bars containing thallium for glass-to-metal hermetic seals in vacuum tubes. HTS 8112.59.00.00 for 'other' thallium articles where thallium is base metal.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If formed into tubes
Thallium alloy tubes/pipes go to Chapter 73 iron/steel if applicable, but base metal rules.
If in electrical connectors
Apparatus connectors with thallium shift to Chapter 85.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Document glass-metal sealing application to support classification
• Check for attached fittings qualifying Free (C) per subheading notes
Related Products under HTS 8112.59.00.00
Thallium Calibration Weights
Precision-machined thallium weights for density calibration in metrology labs. As 'other' fabricated articles of thallium, under 8112.59.00.00.
Thallium Metal Ingots
Pure thallium ingots used in the production of low-melting alloys and electronics. Classified under HTS 8112.59.00.00 as 'other' articles of thallium, excluding unwrought forms. Meets chapter notes for base metals in Chapter 81 with thallium content under 99% by weight relative to other elements.
Thallium Alloy Wire
Thin wire made from thallium-lead alloy for specialized solders in high-tech applications. Falls under 8112.59.00.00 as 'other' thallium articles per hierarchy, with thallium as principal metal under 99% weight.
Thallium Evaporation Pellets
Small pellets of thallium for vacuum evaporation in thin-film deposition for optics and semiconductors. Classified as 'other' thallium articles in 8112.59.00.00, distinct from unwrought or waste forms.
Thallium Reference Standard Foil
Ultra-pure thallium foil sheets used as calibration standards in analytical chemistry labs. HTS 8112.59.00.00 covers this as 'other' thallium article, excluding basic shapes.
Thallium-Doped Glass Rods
Glass rods doped with thallium for scintillator applications in radiation detectors. Principal value from thallium metal content classifies under 8112.59.00.00 'other' thallium articles.