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internodal stacking
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GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter Kit Phat Filters internodal stackingThe HI9814K comes as a complete kit for hydroponics nutrients, allowing you to start taking measurements as soon as you receive it. The HI9814K includes the HI9814 hydroponics meter, specialized 3 in 1 probe, pH EC Quick Cal calibration sachets, storage solution, agriculture cleaning solution, and shockproof green rubber boot. Measure pH, ppm, & temp of your nutrient solution with one simple meter. One combined, pre amplified pH, EC, and TDS ppm probe
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