BSA (5%) in TBST Buffer with Sodium Azide

5% BSA in TBST - Standard buffer (25 mM Tris-HCl, 137 mM NaCl, 2.7 mM KCl, pH 7.4 � 0.2 and 0.05% Tween-20. Shipped cold on blue ice, store at 2-8°C for short term and -20°C for long term.