Ammonium Diuranate Powder (ADU) from China
Ammonium diuranate powder (ADU), with the formula (NH4)2U2O7, is the primary precipitate from natural uranium ore leaching processes. It is a natural uranium compound, classified under tariff item 2844.10.00, and is calcined to UO3 as a precursor to yellowcake.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the ADU is derived from natural uranium and not from enriched or depleted sources
• Obtain a CNSC import permit, as ADU is a controlled nuclear substance
• Provide a certificate of analysis showing uranium content and isotopic composition with your customs declaration