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  1. TDS Meter Digital Water Quality Tester Testing Kits for Drinking Water 0-9999ppm

    TDS test range: 0~9999PPM. 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.

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  2. PH/EC/TEMP Meter Tester Aquarium Pool Hydroponic Water Quality Monitor C9F9

    This new 3-in-1 water quality monitor is professional and necessary tool for testing pH / Temperature / EC of the solution level. Test the EC with both wide (ms/) and narrow (/) at will. EC Unit: ms/, / (Switchable).

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  3. Growth Technology - PH Buffer 4 - 300ml Calibration Fluid Ph Meter Solution

    The buffer in acidic range is a mixture of a weak acid and salt of conjugate base of the weak acid. And a buffer in a basic region is a mixture of weak base and salt of conjugate acid of weak base. Buffers are substances that minimize changes in concentrations of ions i.e. either H+ ions or OH- ions.

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  4. Digital Electric TDS/EC/PPM Conductivity Meter Tester Hydroponics Water Test Pen

    Press shift to switch between different modes. 1 TDS EC (Battery Included.). 3.5 minutes automatic shutdown. Save power and extend battery life. Temperature range: 0.1-80.0℃(32.0-176.0℉).

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  5. Bluelab - Combo Meter All in One Ph EC PPM Temperature for Hydroponics

    The Bluelab Combo Meter is a versatile all-in-one tool for measuring pH, EC, PPM, and temperature in hydroponics systems. This portable meter from Bluelab features thermal measuring technology and is made of durable plastic material. With the ability to display measurements in both Celsius and Fahrenheit, this meter is designed for easy use in various hydroponic setups. The Bluelab METCOM model offers combined readings for pH, EC, and temperature, making it a convenient and practical choice for maintaining optimal growing conditions.

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  6. PLANT!T Plant It pH Pen Digital Meter Tester Nutrient Management Hydroponics

    Small and lightweight, it is ideal for any grow room. The LCD dual display shows pH and temperature readings.

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  7. TDS/EC Meter LCD Digital Electric Tester Pen Aquarium Water Hydroponics Test

    Press shift to switch between different modes. 1 TDS EC (Battery Included.). 3.5 minutes automatic shutdown. Save power and extend battery life. Temperature range: 0.1-80.0℃(32.0-176.0℉).

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  8. High Precision Multiparameter Water Meter - pH, TDS, EC, SALT, S.G, ORP, Tem...

    Unique Display Settings: Choose from PPM, PPT, or % to suit your testing needs with ranges such as Swimming Pool Salt : 0-9999ppm; Seawater : 10-200ppt; Food : 0.01-25%. Wide Application: Perfect for monitoring salt levels in pools, aquariums, Koi fish habitats, and seawater systems.

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