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H2O2 concentration determined in real samples by both electrochemical and spectrophotometric methods.
| Samples | Electrochemical Method (Concentration in M) | Spectrophotometric Method (Concentration in M) |
|---|---|---|
| Antiseptic | 0.8 ± 0.1 | 0.78 ± 0.02 |
| Laundry booster (brightener) | 1.6 ± 0.1 | 1.6 ± 0.3 |
| Laundry booster (whitener) | 1.5 ± 0.1 | 1.5 ± 0.3 |
Average value ± the standard deviation. Number of replicates = 3.
