TBST Standard with Kathon 10X with 1% Tween 20, pH 7.4

250 mM Tris-HCl, 1.37 NaCl and 27 mM KCl, 1% Tween-20 and 0.02% Kathon, pH 7.4 � 0.2. Prepared in DI water. Shipped at room temperature, store at RT.