Extech EC510 Waterproof ExStik II pH & Conductivity Meter Kit - Portable Water Quality Tester for Pools, Aquariums, Hydroponics & Laboratories

Product Description The EC510 is a conductivity testing kit. Kit includes EC500 meter, 3 calibration standards, 3 pH buffer pouches plus rinse solution, 3 cups, batteries and carrying case. Measures 5 parameters including conductivity, TDS, salinity, pH and temperature using one electrode. Analog bargraph indicates trends. Memory stores up to 25 labeled readings. Adjustable Conductivity to TDS ratio from 0.4 to 1.0; 0.5 fixed Salinity ratio. From the Manufacturer EC510 Kit includes EC500, 84?S/cm, 1413?S/cm, 12880?S/cm Conductivity calibration standards, pH buffer pouches (1 each of 4, 7, 10pH plus rinse solution), weighted base, 3 sample cups with caps, and case.