Medica's EasyLyte Calcium combines easy Yes/No prompted operation, simple maintenance, and reliability into one economical design. EasyLyte Calcium measures ionized calcium, sodium, potassium, and pH on a single sample at 37 degrees C. The 800mL solutions pack minimizes the need to change reagents and makes cost per test lower than ever before. Automatic probe wiping ensures operator safety. Calibration is completely automatic and electrodes are maintenance free with long life.