Hanna HI9813-51 pH/EC/TDS/°C meter The HI9813-51 makes it possible to perform pH, conductivity, total dissolved solids a...

Hanna pHep 4 WP Waterproof pH meter with buoyancy (Red) Micro processor controlled pH meter. Temperature reading in disp...

Hanna PH meter Digital Red Description: A pH meter is a meter with which the pH of a solution can be determined. Before ...

Hanna PH / EC meter waterproof with buoyancy Description: A pH meter is a meter with which the pH of a solution can be d...