Potassium sodium tartrate

Potassium sodium tartrate is a Sodium potassium salt of Ltartaric acid; avail. as the tetrahydrate Potassium sodium tartrate uses and applications include: Buffer, emulsifier, pH control agent, sequestrant, stabilizer, antioxidant synergist in foods; baking powders; buffer in cosmetics; cathartic (pharmaceuticals); silvering mirrors; component of Fehlings soln.; analytical reagent; copper plating reagent