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Cesium Metal Ampoules

Cesium metal sealed in glass ampoules, alkali metal for atomic clocks and catalysts. HTS 2805.19.90.90 classification for other alkali metals. Liquid at room temperature, highly photo-reactive.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.5%+25.0%30.5%
🇲🇽Mexico5.5%—5.5%
🇨🇦Canada5.5%—5.5%
🇩🇪Germany5.5%—5.5%
🇯🇵Japan5.5%—5.5%

Alternative Classifications

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

2853Lower: 12.8% vs 30.5%

If as phosphide

Phosphides including alkali types under 2853 per note.

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Import Tips & Compliance

• ITAR export controls may apply; dual-use declaration

• Temperature-controlled shipping <20°C

• Verify no optical element use (would be 9001)

Related Products under HTS 2805.19.90.90

Sodium Metal Ingots

Pure sodium metal in ingot form, an alkali metal used primarily in chemical synthesis and alloy production. Classified under HTS 2805.19.90.90 as an alkali metal other than sodium in aqueous solution. It is highly reactive and stored under oil to prevent reaction with air or moisture.

Calcium Metal Granules

Granular calcium metal, an alkaline-earth metal used as a reducing agent in metallurgy and chemical production. HTS 2805.19.90.90 covers it as other alkaline-earth metals. Reactive with moisture, packaged under vacuum.

Strontium Metal Pieces

Strontium metal in pieces, an alkaline-earth metal used in fireworks and specialty alloys. HTS 2805.19.90.90 for other alkaline-earth metals. Stored under kerosene due to reactivity.

Rubidium Metal Dispensers

Rubidium metal in dispenser units for vacuum systems, alkali metal isotope source. Classified HTS 2805.19.90.90. Pyrophoric, non-refillable design.

Yttrium Metal Powder

Yttrium metal powder (rare-earth), used in superconductors and ceramics. HTS 2805.19.90.90 as rare-earth metals. Finely divided, inert gas handled.

Potassium Metal Chunks

High-purity potassium metal supplied in small chunks under mineral oil, used in organic synthesis and as a reducing agent. Falls under HTS 2805.19.90.90 as other alkali metals. Highly flammable and reactive with water.