Plutonium-Beryllium Neutron Source from Mexico
Encapsulated Pu-Be combination producing neutrons via alpha-neutron reaction. Classified under HTS 2844.20.0050 as plutonium-containing mixture. Used for calibration and oil well logging.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Obtain NRC sealed source and device registry number
• Include neutron emission rate and half-life documentation
• Verify beryllium content doesn't trigger Chapter 81 classification