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Self-Luminous Tritium Exit Sign

Emergency exit sign using GTLS tubes for 20-year illumination without electricity. Classified under HTS 2844.41.00.00 as a mixture/dispersion containing tritium with specific radioactivity >74 Bq/g. Meets UL 924 standards.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

9405Lower: 16% vs 35%

If complete illuminated sign

Finished luminous signs classify by function in Chapter 94 regardless of tritium content.

8531.80Lower: 10% vs 35%

If LED electronic version

Electronic visual signaling apparatus uses function over material composition.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

State registration as radiation device required; 10 CFR 32.32 distribution license; recyclable core recovery program documentation

Related Products under HTS 2844.41.00.00

Tritium Gas Vial

A sealed glass vial containing pure tritium gas (hydrogen-3) used in scientific research and calibration of radiation detectors. It falls under HTS 2844.41.00.00 as a compound of tritium, specifically the elemental isotope in gaseous form. This classification covers radioactive isotopes and their simple compounds.

Tritiated Water (HTO) Solution

Aqueous solution of tritiated water used as a tracer in biological and hydrological studies. Classified under HTS 2844.41.00.00 as a compound of tritium meeting Chapter 28 chemical definition requirements. Its specific radioactivity exceeds natural levels, qualifying as a radioactive compound.

Tritium Luminous Paint

Phosphor-based paint containing tritium gas in micro-vials for self-luminous markings on instruments. This ceramic dispersion qualifies under HTS 2844.41.00.00 as mixtures containing tritium compounds with specific radioactivity >74 Bq/g. Used in aviation and military applications.

GTLS Tritium Keychain Light

Glass tube tritium light source (GTLS) in keychain form providing constant green glow for 10+ years. Falls under HTS 2844.41.00.00 as a dispersion containing tritium gas with glass phosphor. Consumer product leveraging tritium's beta decay for illumination.

Tritium Target for Cyclotron

Metal foil target enriched with tritium for neutron production in particle accelerators. Classified as a tritium compound/alloy under HTS 2844.41.00.00 due to its radioactive content exceeding 74 Bq/g. Essential for medical isotope production.

Tritiated Thymidine (3H-TdR)

Radioactively labeled nucleoside [methyl-3H]thymidine used in DNA synthesis research. As an organic compound of tritium, it qualifies under HTS 2844.41.00.00 per Chapter 28 Note 1 extensions for radioactive isotopes. Supplied in ethanol solution at high specific activity.