Bluelab is an experienced measuring equipment manufacturer specializing in the production of advanced pH and EC meters. In the Ultragrow store category, you can find many choices of the company's products. Among them are portable electronic pH meters and EC meters for measuring the acidity and electrolytic conductivity of substrates in plant crops. We also offer monitors for the continuous measurement of pH, EC and temperature of irrigation solutions. Install the Bluelab monitor in your hydroponic growth tank for the best nutritional properties. In addition to complete measuring equipment, we also have replaceable electrodes. The Bluelab electrode must be in direct contact with the KCl fluid.