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  1. Essentials pH Pen Digital Meter Tester Stick Nutrient Management Hydroponics

    The Essentials PH meter gives you a reading in 0.1 increments which provides you with a highly accurate reading to ensure you have your solution at the correct level.

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  2. Essentials pH Pen Digital Meter Tester Stick Management Hydroponics

    Low battery indicator. Built in energy saving mode.

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  3. Essentials - Digital pH Meter & Digital EC Meter - Hydroponic Tester Pen

    It is water and drop resistant. Even if the tester is accidentally dropped into the water, it will remain afloat. All readings are automatically temperature compensated. It is easy-to-use as you can just dip the sensor into the test solution - stir and wait.

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  4. Essentials pH And EC Meter Pen Bundle Nutrient Management Hydroponics

    The Essentials PH meter & EC Meter bundle is a professional and very reliable hand held meter that is used for testing the PH & EC level in a liquid solution.

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  5. EC OR PH ESSENTIALS METER FOR TESTING NUTRIENT STRENGTH HYDROPONICS

    All readings are automatically temperature compensated. Easy to use, just dip the sensor into test solution, stir and wait. Convenient & easy to use, it is automatically temperature compensated. Ph Probe cleaning solution (Item number: 270888146321).

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  6. Essentials pH Pen Meter - MUST HAVE TOOL - Hydroponics - QUICK & DISCREET

    ✔Hydroponics & Coco: 5.5 – 6.5. Maintaining thecorrect pH level is crucial fornutrient absorption and overall plant health, making thisessential tool a must-have for any serious grower. Maintaining the correctpH range ensures that plants canfully absorb essential nutrients, preventing deficiencies or lockout.

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  7. Essentials pH Buffer 4 And 7 Calibration Fluid Meter Solution Hydroponics

    Serious loss of crop performance may.

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  8. Essentials pH Meter - Accurate Digital pH Tester for Hydroponics & Soil Growing

    Different nutrients get absorbed at different rates depending on the acidity or alkalinity of your nutrient solution, which is why it's important to check and adjust the pH levels of your reservoir tank.

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