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. 2022 Aug 6;3(3):101567. doi: 10.1016/j.xpro.2022.101567

8% Paraformaldehyde (PFA)

Reagent Final concentration Amount
16% PFA 8% 10 mL
PBS w/o calcium and magnesium n/a 10 mL
Total n/a 20 mL

Store at 2°C–8°C for up to 1 week or at −20°C for several months.