Germanium Zone-Refined Stick
Ultra-pure germanium stick produced by zone refining for fiber optic preforms. Classified as germanium under HTS 8112.99.10.00 in stick form. Achieves impurity levels below 1ppb for telecom applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If made into optical fibers
Germanium-doped optical fibers are under optical instruments.
If containing vanadium or other listed metals
Mixtures with specific Chapter 81 metals have separate provisions.
If as doped epitaxial preparations
Specialty semiconductor chemicals classify in Chapter 38.
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Import Tips & Compliance
• Document zone-refining process to prove unwrought status vs. fabricated
• Ensure cleanroom packaging to maintain purity claims at entry
Related Products under HTS 8112.99.10.00
Germanium Metal Powder
Fine germanium powder (particle size 10-100 microns) used in sputtering targets and alloying applications. HTS 8112.99.10.00 covers this as germanium in powdered unwrought form. High purity ensures minimal contamination in thin-film deposition.
Polycrystalline Germanium Ingot
A high-purity polycrystalline germanium ingot used primarily as raw material for semiconductor production. It falls under HTS 8112.99.10.00 as unwrought germanium, distinct from refined forms or fabricated articles. Purity levels typically exceed 99.99% to meet industry standards for electronics.
Monocrystalline Germanium Rod
A single-crystal germanium rod produced via Czochralski method, serving as feedstock for infrared optics and transistors. Classified under HTS 8112.99.10.00 as germanium in unwrought rod form. It is valued for its uniform crystal structure essential in high-tech applications.
High-Purity Germanium Bar
Rectangular germanium bar refined to 99.9999% purity for slicing into wafers. Falls under HTS 8112.99.10.00 as unwrought germanium bars. Critical for detector-grade semiconductors in astrophysics and security.