Typical Analysis mg/1: total dissolved solids: 178; bicarbonates 156.1; chlorides 12.1; sulfites 2; fluoride 0.4; calcium 14.4; magnesium 7.8; sodium 39.6; potassium 3.9; PH 6.5. Source: Mondariz Spring IV. A water worth toasting. Take your time. Enjoy this beverage the way you would a fine wine. As one of the softest waters on earth, Mondariz provides an exceptionally gentle drinking experience. It is one of the most decorated waters in Europe having been awarded a wealth of honors for its taste and purity. Bottled at the source for over 130 years, Mondariz is a favorite among connoisseurs who appreciate a first-class water. So raise a glass of Mondariz. It's a water worth toasting. Product of Spain.