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Table 5.
Mass concentrations of components of calibration mixtures (mg/dm3).
| Acid Name | Mass concentration of components, mg/dm3 | |||
|---|---|---|---|---|
| Calibration mixtures | Control mixture | |||
| № 1 | № 2 | № 3 | ||
| Oxalic acid | 60.0 | 12.0 | 3.0 | 30.0 |
| Fumaric Acid | 10.0 | 2.0 | 0.5 | 5.0 |
| Succinic acid | 100.0 | 20.0 | 5.0 | 50.0 |
| Malic acid | 100.0 | 20.0 | 5.0 | 50.0 |
| Citric Acid | 100.0 | 20.0 | 5.0 | 50.0 |
| Lactic Acid | 240.0 | 48.0 | 12.0 | 120.0 |
| Benzoic acid | 10.0 | 2.0 | 0.5 | 5.0 |
| Sorbic acid | 50.0 | 10.0 | 2.5 | 25.0 |
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