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Calcium Phosphate Scale

Unless it has happened to you, it is tough to comprehend how severe of a problem calcium phosphate scale can be. Calcium phosphate is no ordinary scale (calcium carbonate); it is both physically harder, and harder to remove when it forms. On the Moh’s 1-10 scale of mineral hardness, normal calcium carbonate (calcite) is a 3, and calcium phosphate is a 5. In this artcile, we discuss what calcium phosphate is, how it forms, and the problems it can cause for swimming pools. Read more