POWDERED MILK, POWDERED WHEY, POWDERED DEMINERALIZED WHEY, POWDERED BUTTERMILK, BUTTER, CHEESE, CASEIN FOR FOOD AND CASEINATES FOR FOODS

[ Electrodes, ] electronic measuring devices and parts therefor, namely, [ electronic controls, electronic display interfaces, sensors, ] holders specifically adapted for said measuring devices, [ housings and armatures, ] for measuring, testing and control of pH in a laboratory or in process control for liquids