2846.10.00.10/High-Purity Cerium Oxide 99.999% (5N)/China

High-Purity Cerium Oxide 99.999% (5N) from China

Ultra-high purity (5N) cerium oxide for semiconductor polishing slurries and optical coating deposition. Falls under HTS 2846.10.00.10 as chemically defined rare-earth oxide with minimal impurities (<10 ppm total). Critical for defect-free wafer processing.

Duty Rate — China → United States

5.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• ICP-MS analysis certificate mandatory (<1ppm heavy metals); rejects common for inadequate purity proof

• Class 1000 cleanroom packaging required; static shielding prevents particle contamination

• ITAR/EAR screening for semiconductor end-use; declare wafer polishing application

High-Purity Cerium Oxide 99.999% (5N) from China — Import Duty Rate | HTS 2846.10.00.10