Hanna Instruments Grochek pH/EC/TDS Tester

The new combination waterproof tester offers high accuracy pH, EC/TDS and temperature measurements in C° or F° all in a single tester! pH and EC/TDS readings are automatically compensated for the effects of temperature. These technologically advanced testers have a replaceable pH electrode cartridge with an extendable cloth junction as well as an EC/TDS graphite electrode that resists contamination by salts and other substances.