Tantalum Powder 99.995% 5N Pure from China
5N ultra-high purity tantalum powder (99.995% Ta) for superconducting wire production. Classifies as unwrought powder under HTS 8103.20.00.90, essential for vacuum arc remelting. Lowest impurity levels for critical applications.
Duty Rate — China → United States
27.5%
Rate breakdown
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Require GDMS analysis certificate showing <10ppb impurities
• Class 100 cleanroom packing mandatory for entry
• Traceability from mine to powder via chain-of-custody docs