Rhenium Wire for Catalysts
Fine rhenium wire wound into catalyst beds for petroleum reforming processes. Article of rhenium under HTS 8112.99.9100.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If unwrought rhenium bars
Unwrought rhenium separate from drawn wire articles.
If supported on carrier substrate
Catalyst preparations on supports classify as chemicals in 3815.
If part of chemical reactor
Integrated into machinery, becomes Chapter 84 reactor parts.
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Import Tips & Compliance
• Catalysts may qualify for temporary duty-free under GSP if for processing
• Specify diameter to classify as wire article
• EPA TSCA registration for catalyst materials
Related Products under HTS 8112.99.91.00
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A high-purity cadmium disc used in physical vapor deposition for thin-film coating in electronics manufacturing. Classified under HTS 8112.99.9100 as an article of cadmium, a base metal listed in this heading, distinct from waste or scrap.
Germanium Lens Blank
A polished germanium wafer used as a blank for infrared optical lenses in thermal imaging devices. Falls under HTS 8112.99.9100 as an article of germanium, not a finished optical element or waste.
Indium Foil for Thermal Interface
Thin indium foil sheets applied between heat-generating components and heatsinks in electronics for superior thermal conductivity. Classified as an article of indium under HTS 8112.99.9100.
Gallium Metal Beads
Spherical gallium beads used in research and calibration of analytical instruments due to low melting point. HTS 8112.99.9100 covers these as articles of gallium, excluding waste.
Niobium Crucible
High-temperature niobium crucible for melting reactive metals in vacuum furnaces. As a fabricated article of niobium (columbium), it is under HTS 8112.99.9100.
Vanadium Evaporation Boat
Small vanadium boat-shaped container for vacuum evaporation of thin films in semiconductor production. Classified under HTS 8112.99.9100 as vanadium article.