Hanna Instruments 

HI7698195 Multiparameter (pH/EC) Probe for HI98195

HI7698296 Long Protective Probe Shield for HI9829 Multiparameter Portable Meter

HI772 Saltwater Aquarium Alkalinity Colorimeter (dKH) – Checker® HC

HI775 Freshwater Alkalinity Colorimeter – Checker® HC

HI83749 Portable Turbidity and Bentonite Check Meter

HI847492-02 Haze Turbidity Meter for Beer

HI-88703-02 Bench Top Turbidity Meter, EPA Compliant

HI9142 Portable Dissolved Oxygen Meter

HI93703C Portable Turbidity Meter ISO Compliant (Kit)

HI98192 Waterproof Portable EC/TDS/Resistivity/Salinity Meter

HI98193 Waterproof Portable Dissolved Oxygen and BOD Meter

HI98198 Optical Dissolved Oxygen Meter

HI98302 DiST® 2 Waterproof TDS Tester (0.00-10.00 ppt)

HI99300 Portable Low Range EC/TDS Meter

Honey Color Portable Photometer - HI96785

Iodide Combination Ion Selective Electrode - HI4111