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

    There are 4 modes are: TDS temperature, EC temperature, TDS Fahrenheit, EC Fahrenheit, the lower right corner is the temperature display. Press shift to switch between different modes. TDS test range: 0~9999PPM.

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  2. 0.00-14.00 PH Meter Tester Online Water Quality Tester Testing Instrument T TO

    Item Type: pH Tester. Separate pH value and tds electrode, support for atc function, convenient to use and operate. Accuracy: ±0.1pH. Suitable for water source, aquarium, water planting, hot spring, swimming pool and other sanitary systems.

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  3. LCD Digital Electric PH Meter Tester Hydroponics Aquarium Water Test Pen Tools

    Ideal for all water purification applications, wastewater regulation, aquaculture and hydroponics. 1 x PH test pen. - Advanced microprocessor technology allows you test the water. - Portable unit - includes a carrying case with belt clip.

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  4. Bluelab - Ph Pen & EC pen & Meters Ec Truncheon & Pulse The Best In Hydroponics

    Bluelab PH Pen. Bluelab Soil PH Pen. Understanding the conductivity of the nutrient solution takes the guesswork out of feeding plants. It will also save you money! Bluelab Truncheon. And keep growing with the ultimate handy team, the Bluelab pH Pen and Bluelab ppm Pen.

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  5. Hydroponic Aqualine PH Stick Pen Control Nutrient Management Meter Stick

    Aqualine PH Stick. This Aqualine stick provides results in seconds and is small enough to keep on hand. How to use Aqualine pH Stick?. Where to use Aqualine pH Stick?. The Aqualine stick is water-resistant and suitable for use in greenhouses, grow rooms, potted plants, and indoor and outdoor gardens.

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  6. YINMIK pH Meter 4 in 1 pH EC TDS Temp Meter for Hydroponics ppm (M18)

    [Great Digital pH Tester] A great tool to monitor pH level regularly, as the pH of nutrient solution being such an important factor in hydroponic systems. For the majority of plants, a pH range of 5.3-6.5 is considered optimal for hydroponic gardening.

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  7. LED Protable Digital PH Meter Pen Tester Hydroponics Aquarium Water Test Pen

    Suitable for any aquarium industry, fishing industry, swimming pool, spa, school laboratory, food and beverage,drinking water,etc. The yellow one : test water PH. Accuracy: 0.1ph. If it is not used often, it can be corrected once in March-June!

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  8. 3 In 1 Portable Digital TDS PH TEMP Meter Water Quality Tester For Hydroponics

    3 in 1 multifunctional water tester, test the pH, TDS and temperature of any liquids. 3 in 1 multifunctional water tester, test the pH, TDS and temperature of any liquids. Suitable for water sources, hydroponics, spas, swimming pools and other water systems.

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