Table 1 Characteristics of creatinine biosensor based on different types of enzyme immobilization
Key parameters | Covalent CD cross-linking in GA vapor | CD adsorption on silicalite |
|---|---|---|
Minimum limit of determination, μM | 10 | 5 |
Response time, s | 240 | 90 |
Recovery time, s | 300 | 80 |
Sensitivity, μА/mМ | 6.68 | 18.06 |