Myron L Company, of Carlsbad, Calif., presents its Ultrameter 6P. It eliminates the need for multiple instruments by testing pH, ORP, TDS, resistivity, conductivity and temperature in a single, portable unit. Waterproof, digital and compact, the meter is ideal for use in numerous applications. It’s able to store 20 readings and provide data back-up during battery changes. It also has a convenient auto shut-off to maximize battery life as well as an advanced four-electrode conductivity technology and a unique pH/ORP sensor.