Uranium-232 Metal Foil from Japan
Uranium-232 metal foil serves as calibration source for high-energy gamma spectroscopy due to intense daughter emissions. Pure metallic form of listed Uranium-232 classifies under HTS 2844.42.00.00. Thin foil encapsulation standard.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Metrology lab certification preferred; provide emission line verification
• Foil handling requires thoriated daughter management protocols
• Specify encapsulation matrix; avoid vacuum packaging errors