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  1. Digital Tester TDS EC PPM Meter Water Purity Hydroponics Water Quality Test Pen

    【Accuracy】: ± 2%. Range:0-5000ppm (TDS), 0-9990 µs/cm(EC), 0.1-80.0°C/ 32.0-176.0°F (Temperature). 【Easy To Use】 - Support automatic temperature compensation, and the water quality test can shift between TDS and Conductivity.

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  2. Digital Tester TDS PPM Meter Water Purity Hydroponics Water Quality Test Pen

    Perfect for travelers, outdoor enthusiasts, and laboratory use. Our Top Products.

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  3. Truncheon EC Stick Nutrient Meter CF PPM Strength Control Hydroponics Aqualine

    It is essential when growing hydroponics to know what the strength of the solution is before feeding plants and whilst they are growing. Aqualine EC Stick. Just dip the probe end into the nutrient and the unit turns on and off automatically.

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  4. EC Stick Pen Control Nutrient Management Meter Stick CF PPM Hydroponic Aqualine

    Aqualine EC Stick. It is essential when growing hydroponics to know what the strength of the solution is before feeding plants and whilst they are growing. Just dip the probe end into the nutrient and the unit turns on and off automatically.

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  5. Digital Tester TDS PPM Meter Water Purity Hydroponics Water Quality Test Pen UK

    (Tests the overall water purity level in ppm on the screen. The reading will be fixed on the display within 2 seconds, press the HOLD key to lock the number on the screen. 1) Take off the end cap and press the ON/OFF switch.

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  6. Digital Tester TDS PPM Meter Water Purity Hydroponics Water Quality Test Pen UK

    RANGE : 0-9990 ppm. Used to test the purity of the water quality of the filter. ACCURACY : +/- 2%.

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  7. Digital Tester TDS EC PPM Meter Water Purity Hydroponics Water Quality Test Pen

    Conductivity: 0-9990us / cm, TDS:0-9999ppm. 1/2PCS Water Testing Pen. -5 minutes automatic shutdown. Save power and extend battery life. -Accuracy: ± 2%. -Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.

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  8. BLUELAB COMBO Meter EC PH PPM Temperature Probe Hydroponic ALL IN ONE Meter

    As you can see from the picture the PH and EC probes are separate, in the unlikely event of a problem with either probe you can simply replace it without having to the whole unit out of action. 2 x Rope Ratchet Heavy Duty Adjustable Hangers Fan Filter Light Fittings 65 kgs.

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