Supercapacitor Separator Membrane from Germany
Ultra-thin microporous membranes separating electrodes in electric double-layer capacitors (supercapacitors). HTS 8532.90.00.00 applies as parts of fixed electrical capacitors.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Pore size (nm) and ionic conductivity specs essential for capacitor parts classification
• Avoid paper classification (4805) by proving synthetic membrane composition and function
• Energy storage density ratings tie separator to supercapacitor performance requirements