Chromium Hollow Cathode Lamp Electrode
Cylindrical chromium cathode for atomic absorption spectroscopy lamps. Hollow structure fills with argon; HTS 8112.29.00.00. Spectral line 357.9nm.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If assembled in complete spectrometer lamp
Complete optical elements for instruments classified in Chapter 90.
If electrical lamp parts
Parts of electric filament lamps regardless of material.
If solid cathode tube stock
Fabrication into hollow structure creates 'article'.
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Import Tips & Compliance
• Spectral purity >99.5% at characteristic wavelength required
• Vacuum integrity test certificates essential
• Classify as lamp part vs complete instrument
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