Lab Grade Refined Copper Foil Sheets
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If part of lab electrodes
Complete laboratory electrodes classify under Chapter 90 instruments.
If unrefined cathode sheets
Impure copper cathodes use unwrought copper classifications.
If with lab handling paper backing
Even temporary paper protection may trigger backed subheading.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• 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
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