Dr.Kollig Member Joined Feb 21, 2004 Messages 105 Location Rhine valley Format 35mm RF Nov 15, 2004 #26 Baking soda is Na-Hydrogen-Carbonat, gives an pH around 8, sodium carbonat gives around 11-12, depending on concentration.
Baking soda is Na-Hydrogen-Carbonat, gives an pH around 8, sodium carbonat gives around 11-12, depending on concentration.