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. 2022 Apr 22;3(2):101348. doi: 10.1016/j.xpro.2022.101348

Tris-buffered saline (TBS)

Reagent Final concentration Amount
Tris hydrochloric acid 0.436% 17.44 g
Tris(hydroxymethyl)aminomethane 0.064% 2.56 g
Sodium chloride 0.8% 32 g
Potassium chloride 0.02% 0.8 g
dH2O n/a 4 L
Total n/a 4 L

Prepared TBS can be stored at room temperature (approximately 20°C–22°C) for up to 1 week or 4°C for up to 2 weeks.