Does Normal Water Contain Calcium? An Exploration of Tap and Bottled Varieties
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4 min read
Tap water from U.S. and Canadian cities can have a wide range of calcium concentrations, from less than 1 mg/L to over 135 mg/L, depending on the source. This significant variation highlights that the term 'normal water' isn't standardized when it comes to mineral content, and yes, most water sources do contain some level of calcium.