PBS (10×; pH 7.4)
320 g NaCl
8 g KCl
57.6 g Na2HPO4
9.6 g KH2PO4
Dissolve in 3 L of distilled H2O. Adjust the pH to 7.4. Bring to 4 L with distilled H2O. Autoclave. Store at room temperature or 25°C for up to 12 mo.
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