Created with Sketch. Created with Sketch.

Timers, Meters & Solutions

  • EC/TDS/Temp Waterproof Hydro Tester EC/TDS/Temp Waterproof Hydro Tester

    EC/TDS/Temp Waterproof Hydro Tester

    The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC),...

    MSRP: $42.95
    $38.69
    Add to Cart
  • PH Tester w/1 Point Manual Cal PH Tester w/1 Point Manual Cal

    PH Tester w/1 Point Manual Cal

    pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 pH. Full-range pH tester. 30-day warranty, snap-over protective case, 7.01 calibration solution, and calibration screwdriver are all included with unit.

    MSRP: $34.99
    $33.99
  • PH/Temperature Meter PH/Temperature Meter

    PH/Temperature Meter

    The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. FEATURES Measures pH and temperature...

    $57.99
  • Bluelab pH 4.0 Calibration Solution 20 ml Sachets Bluelab pH 4.0 Calibration Solution 20 ml Sachets

    Bluelab pH 4.0 Calibration Solution 20 ml Sachets

    pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH7.0 first (buffer) then to pH4.0 (slope). Bluelab's EC/CF equipment does not need calibrating as they...

    $1.99
  • Bluelab 2.77EC Conductivity Solution 500 ml Bluelab 2.77EC Conductivity Solution 500 ml

    Bluelab 2.77EC Conductivity Solution 500 ml

    The EC2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe.Calibration Solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be...

    MSRP: $11.00
    $10.99
    Add to Cart
  • Bluelab 2.77EC  Conductivity Solution 250 ml Bluelab 2.77EC  Conductivity Solution 250 ml

    Bluelab 2.77EC Conductivity Solution 250 ml

    The EC2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe.Calibration Solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be...

    $8.49
    Add to Cart
  • Bluelab pH 4.0 Calibration Solution 500 ml Bluelab pH 4.0 Calibration Solution 500 ml

    Bluelab pH 4.0 Calibration Solution 500 ml

    pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).Calibration Solutions should be stored in a cool place out...

    MSRP: $11.00
    $10.99
    Add to Cart
  • Bluelab pH 4.0 Calibration Solution 250 ml Bluelab pH 4.0 Calibration Solution 250 ml

    Bluelab pH 4.0 Calibration Solution 250 ml

    pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).Calibration Solutions should be stored in a cool place out...

    $8.49
    Add to Cart
  • Bluelab pH 7.0 Calibration Solution 500 ml Bluelab pH 7.0 Calibration Solution 500 ml

    Bluelab pH 7.0 Calibration Solution 500 ml

    pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).Calibration Solutions should be stored in a cool place out...

    MSRP: $11.00
    $10.99
    Add to Cart
  • Bluelab pH 7.0 Calibration Solution 250 ml Bluelab pH 7.0 Calibration Solution 250 ml

    Bluelab pH 7.0 Calibration Solution 250 ml

    pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).Calibration Solutions should be stored in a cool place out...

    $8.49
    Add to Cart