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HI73127 pH electrode for the Hanna Instruments pH testers
HI98303 DiST®3 Waterproof EC Tester (0-2000 µS/cm)
HI98304 DiST®4 Waterproof EC Tester (0.00-20.00 mS/cm)
The HI98319 Marine Salinity Tester is a digital salinity tester specially designed for saltwater aquariums.
The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature.
HI9810302 GroLine Soil pH Tester designed to bring simplicity to pH testing of soil.
HI9810382 HALO2 Wireless pH Tester for Bread & Dough