Table 1.
The chemical structures of commonly used semipermeable membranes in biosensing.
| Cellulose Acetate |
 |
| Nafion |
 |
| Polypyrrole |
 |
| Polyurethane |
 |
| Chitosan |
 |
| Poly(2-hydroxyethyl methacrylate) |
 |
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