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

    Serious loss of crop performance may.

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  2. Essentials pH and EC Meter Pen Bundle Nutrient Management Control Hydroponics

    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. The energy saving feature shuts off the tester when it is not in use.

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  3. 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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  4. ESSENTIALS pH Meter - Nutrient Control - Hydroponics

    It Is Water And Drop Resistant. Easy-to-use, Just Dip The Sensor Into Test Solution, Stir And Wait.

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

    Simply dip the probe in the solution and press the CAL button until CAL appears onscreen. Water Resistant.

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

    All readings are automatically temperature compensated. They have a lifespan of about 1 to 3 years depending on the rate of sampling. All Essential testers are water resistant, which allows for easy washing.

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  7. Essential pH meter good working order

    The condition of the pH meter is as shown in the pictures It has been fully tested and is in good working order You will need new batteries Comes with case

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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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