Supercapacitor Separator Membrane from United States
> Ultra-thin microporous membranes separating electrodes in electric double-layer capacitors (supercapacitors). These membranes are essential for the capacitor's function and are not usable for other purposes, making them parts of fixed capacitors.
Duty Rate — United States → Canada
0%
Import Tips
• > Classify the membrane as a capacitor part, not as a filter or textile
• Provide specifications showing its microporous structure is designed for supercapacitor use
• If the membrane is made of plastics, ensure it is not classified as a plastic article of Chapter 39