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. 2021 Dec 23;3(1):101058. doi: 10.1016/j.xpro.2021.101058

E3 buffer 60× buffer

Reagent Final concentration Amount
NaCl 300 mM 34.8 g
KCl 10.2 mM 1.6 g
CaCl2-2H2O 20 mM 5.8 g
MgCl2-6H2O 20 mM 10 mL
ddH2O n/a Up to 2 L
Total n/a 2 L