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| Preservative | Millimolar (mM) | Parts per million (ppm) |
|---|---|---|
| Na2SO3 | 0.1 | 10 |
| Na2SO3 | 0.4 | 50 |
| Na2SO3 | 0.8 | 100 |
| Na2SO3 | 2 | 250 |
| Na2SO3 | 4 | 500 |
| Na2SO3 | 6 | 750 |
| Na2SO3 | 7.9 | 1000 |
| Na2SO3 | 16 | 2000 |
| Na2SO3 | 30 | 3780 |
| NaHSO3 | 0.1 | 10 |
| NaHSO3 | 0.5 | 50 |
| NaHSO3 | 1 | 100 |
| NaHSO3 | 2.4 | 250 |
| NaHSO3 | 4.8 | 500 |
| NaHSO3 | 7.2 | 750 |
| NaHSO3 | 9.6 | 1000 |
| NaHSO3 | 19 | 2000 |
Sodium sulfite and sodium bisulfite concentrations in millimolar and parts per million
