potassium bicarbonate

Potassium hydrogencarbonate is a potassium salt that is the monopotassium salt of carbonic acid. It has fungicidal properties and is used in organic farming for the control of powdery mildew and apple scab. It has a role as a buffer, a food acidity regulator, a raising agent and an antifungal agrochemical. It is an organic salt and a potassium salt. It contains a hydrogencarbonate.