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Determination of vanillin in real samples (n = 4).
| Sample | Added (μM) | Expected (μM) | Founded (μM) | Recovery % |
|---|---|---|---|---|
| Coffee milk | --- | --- | 4.12 ± 0.44 | --- |
| 10.00 | 14.12 | 14.43 ± 0.65 | 102.19 | |
| Chocolate | --- | --- | 1.95 ± 0.24 | --- |
| 10.00 | 11.95 | 11.75 ± 0.59 | 98.32 | |
| Biscuit | --- | --- | 4.56 ± 0.67 | --- |
| 10.00 | 14.56 | 14.98 ± 0.87 | 102.88 |
