Salt off all kinds The chemical analysis of raw salt: Moisture 5.40 Insoluble 0.53 Content as ions Chloride (cl-) 55.818 Sulfur (so4--) 0.812 Calcium (ca++) 0.28 Magnesium(mg++) 0.126 Sodium (na+) 37.034 Content as salts calcium sulfate (ca so4) 0.952 Magnesium sulfate (mg so4) 0.175 Magnesium chloride (mg cl2) 0.357 Sodium chloride(na cl) wet 99.116