Californium-252 Neutron Radiography System from Japan
Cf-252 spontaneous fission neutron source with dysprosium imaging plates for aerospace composite inspection. HTS 9022.29.80.00 covers neutron (ionizing) radiation apparatus for industrial NDT. Hydrogen imaging sensitivity.
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
• NRC Form 741 for SNM reporting; neutron flux specs required
• Thermal neutron flux (10^6 n/cm²-s) documented
• 4-year source half-life affects replacement schedule