Lab Grade Refined Copper Foil Sheets from Mexico
99.99% pure refined copper foil sheets, 0.09mm thick, for laboratory electrochemistry experiments. HTS 7410.11.00.00 as unbacked refined copper foil ≤0.15mm. Consistent purity for reproducible research results.
Duty Rate — Mexico → United States
51%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include lot purity certificates traceable to NIST standards
• Cut sheets acceptable if declared by weight equivalent to foil
• Label 'research use only' to facilitate university imports