20X TBS Buffer, pH 7.6, 8 X 500mL" Specification Value Concentration 20X Name TBS Buffer pH at 1x 7. 6 0. 2 Volume 8 X 500mL SKU TBS 20 0400 Composition at 1x 25 mM Tris, 137 mM NaCl, 2. 7 mM KCl A general purpose physiological buffer used in immunoassays, western blotting, and cell biology applications. TBS provides stable pH conditions without phosphate interference, making it suitable for experiments where phosphate ions may cause artifacts. This versatile buffer serves as a base