Tag: Rock salt composition

With a history dating back to 1848, Morton Salt has been a staple in many households, especially during winter for ice removal. Many consumers, however, are unclear on what are the ingredients in Morton safe salt, and the key differences between their various deicing products.

Globally, rock salt deposits vary in purity, with analyses showing sodium chloride content typically ranging from 90% to over 99%. The simple answer to 'is rock salt 100% salt?' is no, because it always contains other minerals and impurities from its formation.