CRM water 2 - 31 elements: Calcium 10mg/l; Magnesium 2mg/l; Sodium 5mg/l; Potassium 5mg/l; Phosphorus 5mg/l; Sulphur 20mg/l; Silicon 10mg/l; Aluminium 0.05mg/l; Silver 0.05mg/l; Arsenic 0.1mg/l; Boron 0.5mg/l; Barium 0.05mg/l; Beryllium 0.02mg/l; Bismuth 0.1mg/l; Cadmium 0.005mg/l; Cobalt 0.02mg/l; Chromium 0.02mg/l; Copper 0.05mg/l; Iron 0.1mg/l; Lithium 0.5mg/l; Manganese 0.02mg/l; Molybdenum 0.05mg/l; Nickel 0.05mg/l; Lead 0.05mg/l; Antimony 0.1mg/l; Selenium 0.1mg/l; Strontium 0.05mg/l; Tita