What Is The Purpose Of Adding Sodium Carbonate To The Brewed Tea Prior To Extraction?

What Is The Purpose Of Adding Sodium Carbonate To The Brewed Tea Prior To Extraction? Sodium carbonate The role of sodium carbonate in the isolation of caffeine is to act as a base. When tea leaves are boiled, tannins dissolve in the water as well as the caffeine. If a base wasn’t used, the tannins