Cesium Metal Ampoules from Japan
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.
Duty Rate — Japan → United States
5.5%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• ITAR export controls may apply; dual-use declaration
• Temperature-controlled shipping <20°C
• Verify no optical element use (would be 9001)