Minerals Calcium by ICP-OES Heavy metals by ICP-OES Boron by by ICP-OES Antimony by ICP-OES Copper by ICP-OES Iron by ICP-OES Iodine by ICP-OES Strontium by ICP-OES Sodium by ICP-OES Barium by ICP-OES Zinc by ICP-OES Copper in by ICP-OES Molybdenum by ICP-OES Germanium by ICP-OES Selenium by ICP-OES Phosphorus by ICP-OES Magnesium by ICP-OES Potassium by ICP-OES Manganese by ICP-OES Selenium by ICP-OES Germanium by ICP-OES Molybdenum by ICP-OES Chromium by ICP-OES Calcium by ICP-OES Bentonite by ICP-OES