HI8314 pH/mV/°C Meter- DIN type - custom calibration
HI83225* Photometer for NPK Analysis - Greenhouses & Hydroponics
HI83300 Portable Multiparameter Photometer and pH Meter
HI83303 Photometer for Aquaculture with pH meter
HI83305 Boiler and Cooling Tower Photometer and pH Meter
HI83306 Environmental Analysis Photometer and pH Meter
HI83314 Wastewater Multiparameter (with COD) Benchtop Photometer and pH meter
