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. 2021 Apr 29;2(2):100501. doi: 10.1016/j.xpro.2021.100501

1X PBS (pH 7.4)

Reagent Final concentration Amount
NaCl 137 mM 8 g
KCl 2.7 mM 0.2 g
Na2HPO4 10 mM 1.44 g
KH2PO4 1.8 mM 0.24 g
ddH2O n/a Add up to 1 L
Total n/a 1 L

Dissolve and store at room temperature (20°C–25°C) for a month.