PBS (20X)

COMPOSITION: Composition 200 mM sodium phosphate dibasic, 40 mM potassium phosphate monobasic, 54 mM KCl and 2.74 M NaCl.

METHOD: Prepared in 18.2 megohms water and filtered through 1-micron filter.

NOTES: To make 1X, dilute 20-fold with DI water and the pH of the 1X should be 7.4 ± 0.2.

STORAGE: Store at room temperature.