Research-Grade Cerium Foil from Mexico
Ultra-thin cerium foil (0.025mm thick), 99.999% pure for laboratory research and surface science studies. Falls under HTS 2805.30.0010 as pure cerium sheet in basic form. Used in catalysis research.
Duty Rate — Mexico → United States
5%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Specify 'as-drawn' condition; rolled foils risk Chapter 81 classification
• Require institutional end-user letters for university/government imports
• Comply with export control notices for dual-use rare-earth materials