Hanna Instruments Groline Waterproof Combo Meter HI9814 Complete pH, EC/ PPM/ TDS, Temperature
Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe featuring a polypropylene body, integrated temperature sensor, and cloth junction.
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