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Prepared amounts of salts added to one litre RO water to prepare M9-media (ISO 10872, 2010).
| Component | Mass (grams) |
|---|---|
| Na2HPO4 (Sigma−Aldrich, batch number BCBQ4788V) | 6 |
| KH2PO4 (Rochelle Chemicals, batch number 210812PO) | 3 |
| NaCl (Promark Chemicals, batch number 35626.5925) | 5 |
| MgSO4 · 7H2O (Promark Chemicals, batch number 34115/4919) | 0.25 |
