Uranium Tetrafluoride Powder (UF4) from Mexico
Uranium tetrafluoride (UF4), or green salt, is a key intermediate compound in natural uranium processing for enrichment. It qualifies under HTS 2844.10.20 as a chemically defined natural uranium compound per Chapter 28/29 notes. Used to produce uranium hexafluoride for gaseous diffusion.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• File EAR export classification if US-origin; maintain chain-of-custody documentation from mine to import
• Common pitfall: failing to notify state radiation control programs pre-arrival