Synthetic Zeolite 4A Powder from Japan
Zeolite 4A is a hydrated sodium calcium aluminosilicate powder used in molecular sieves and ion exchange applications. Classified under HTS 2842.10.00.00 as a double or complex aluminosilicate. Its specific pore size of 4 angstroms enables selective adsorption in industrial processes.
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
• Provide particle size distribution and pore volume specs for verification; check for free trade agreement eligibility under HTSUS Annex; avoid bulk packaging confusion with 28xx industrial chemicals