Hanna Instruments Testers
67.99
…replacement tool. ±0.1 accuracy.The DiST® 5 offers a 3-in-1 solution that instantly tests conductivity, total dissolved solids (TDS), and temperature. The unit includes adjustable TDS ratio and temperature compensation. These testers also feature a stability indicator and hold feature - you'll know when to…
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Fish |
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Hanna Instruments Testers
As low as $67.99
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Kent Marine Hi-S RO Unit
229.99
…stage deionization cartridge. The Deluxe Maxxima 35 and Deluxe Maxxima 60 have the features of the Maxxima PLUS a liquid-filled pressure gauge and a TDS monitor to verify membrane function. All units include a 3/4" garden hose adapter and 6 ft of yellow, blue, and orange tubing. Can be run on any water…
Kent Marine Hi-S RO Unit
As low as $229.99
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Pinpoint Conductivity Monitor
129.99
* Precision instrument for the measurement of hardness in freshwater * Electronic conductivity monitor measures freshwater impurities * Accurate way to measure and monitor water quality for aquarium use Accurately measure freshwater impurities. Anything that is not water (like calcium, silica,…
Pinpoint Conductivity Monitor
As low as $129.99
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pH Testers
67.99
…features and convenience, but with more precise readings (±0.01).The NEW pH/ORP Combo measures pH, redox potential, and temperature. The NEW pH/EC/TDS Combo measures pH, conductivity, total dissolved solids, and temperature. Both have ±0.05 accuracy in their readings.All feature automatic temperature…
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Ponds |
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