Pre-measured tablets for convenient preparation of 1X TBS solution. 1X TBS contains 25mM Tris, 140mM Sodium Chloride, and 3.0mM Potassium Chloride. When dissolved in 100 ml dH20, each tablet prepares 100 ml of a 1X TBS solution. Ideal for use in Western blotting, ELISA and cell culture applications.