Cesium-137 Chloride Sealed Sources from Germany
Cesium-137 chloride (CsCl) sealed sources are used in brachytherapy and calibration standards, as compounds of fission product Cs-137 (half-life 30 years). HTS 2844.43.00 applies to such chemically defined radioactive compounds.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Submit NRC Form 741 (Radioactive Material Report) with shipment
• Include weld integrity testing for sealed sources per ANSI N542.2
• Differentiate from stable CsCl (2827.39) by providing specific activity >74 Bq/g certification