Table 3.
Determination of catechol (mg l−l) in wine from Grace Vineyard using a standard method and the proposed biosensor.
| Sample | Spectrophotometric method | Biosensor |
|---|---|---|
| A | 10.41 ± 0.12 | 10.62 ± 0.1 |
| B | 10.11 ± 0.10 | 11.08 ± 0.12 |
| C | 9.87 ± 0.10 | 9.97 ± 0.12 |
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