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. 2021 Mar 23;2(2):100404. doi: 10.1016/j.xpro.2021.100404

PBS, pH 7.4

Reagent Final concentration Amount
NaCl 137 mM 8 g
KCl 2.7 mM 0.2 g
KH2PO4 1.4 mM 0.2 g
Na2HPO4·12H2O 8 mM 2.9 g
ddH2O Up to 1 L

Autoclave and store at 23°C–25°C for up to 6 months