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pH

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  • ORP/pH/Temperature Tester (HI98121)  - Hanna Instruments

    ORP/pH/Temperature Tester (HI98121) - Hanna Instruments

    Hanna Instruments

    $239.99
    The HI98121 is a waterproof pH, ORP and temperature meter. The housing of this tester has been completely sealed against humidity and is designed to float. Electrode replacement with the stainless steel round connector means there are no pins to bend or...
  • Pinpoint pH Controller - American Marine

    Pinpoint pH Controller - American Marine

    American Marine

    $199.95
    American Marines PINPOINT pH Controller. PINPOINT pH Controller is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device will automate another electrical device such as a calcium reactor or...
  • HI12302 HALO Wireless pH/Temp Meter - Hanna Instruments

    HI12302 HALO Wireless pH/Temp Meter - Hanna Instruments

    Hanna Instruments

    $229.99
    Our HALO® Wireless Field pH Meter has a durable PEI body and spherical sensing bulb. All readings are transmitted directly to your Apple or Android device or the edge®blu. Take laboratory grade pH and temperature measurements using your...
  • pHcontrol+e PH Controller - Eheim

    pHcontrol+e PH Controller - Eheim

    EHEIM

    $229.95
    EHEIM pHcontrol+e – the smart controller for monitoring and readjusting the pH value in your aquariumWith the EHEIM pHcontrol+e you can easily monitor and optimize the pH in your aquarium via a smartphone, tablet, or PC/MAC simply via a WiFi...