Hanna Instruments

HI98319 Marine Salinity Tester

HI98331 Soil Test Direct Soil Conductivity Tester

PH-80 ph/Temperature Tester

HI151 Checktemp 4 Folding Thermometer

HI7031L 1,413 µS/cm Conductivity Standard

HI981030 GroLine Soil pH Tester

Free and Total Chlorine (Ultra High Range) Portable Photometer

pHep 5 Waterproof pH Tester

HI98121 Combo pH / ORP Tester

HI 84432 Mini Titrator for Acidity in Fruit Juice

HI981420 GroLine Monitor for Hydroponics

HI11312 Halo Wireless General Use pH Meter

HI98201 ORP REDOX Tester

FC2022 HALO Bluetooth Food pH Meter

HI5036-050 Quick Calibration Solution

HI98501 Checktemp Digital Thermometer

Combo pH / EC / TDS Tester

HI145-01 T-Shaped Thermometer

HI701 Free Chlorine Checker

HI96701 Free Chlorine Meter