10 pouches (for 10 L)
Final solution (one pouch): 1 L of 1 M Tris-HCl
Store powder at room temperature.
Empty the contents of one pouch in a flask or beaker. Add 300 mL of distilled water or deionized water and stir the solution for a few minutes. Adjust the volume to 1000 mL and stir until completely dissolved.