pH 7.0 Calibration Sol 500 ml

Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanlines

2.77 EC Conductivity Sol 250ml

Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the clea

Bluelab Guardian Monitor Power Supply

Power supply unit with international plug adaptors for North America, Australia/New Zealand, UK and Europe.Designed specifically for use with the Bluelab Guardian Monitor.

Bluelab pH Controller - Connect

Our brainy pH controller connect constantly monitors and fine-tunes the pH levels for you. But more than that, it wirelessly data logs to your computer too, putting continuous information at your fingertips. Use the data to make system changes faster for...

Bluelab pH Controller

Hands-free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You simply set it, and forget. The pH is taken care of. For use with reservoirs up to 200 US gal/760 L...

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...

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...

Bluelab Original Truncheon Meter

With its super tough, high quality, fully waterproof design, no calibration required, daylight readable blue LED's and no on/off buttons to worry about, the Bluelab Truncheon® Nutrient Meter has proven itself as the world's favorite nutrient meter. It is...

Bluelab Nutrient Probe Care Kit Conductivity

The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab® meter, monitor or controller. If the probe is contaminated or dirty, it affects the accuracy of the reading...

Bluelab Commercial Truncheon Meter

Big jobs require a big Truncheon! With a conductivity range right up to 6.0EC (60CF or 4200ppm), it will never leave you short. The Commercial Truncheon® Nutrient Meter has been designed for hydroponic crops that require a higher than normal EC or

Bluelab Truncheon Meter

It is essential when growing with a hydroponic solution to KNOW what the strength of the solution is before feeding your plants AND while they are growing. This is easy if you use the Bluelab Truncheon® Nutrient Meter! To take a reading of y

Bluelab Soil pH Replacement Probe

If you need to measure the pH level of soil, media or substrates, then the Bluelab® Soil pH Meter is just what you need. This hand-held meter comes with a Soil pH Probe, Dibber/Auger, pH 4.0 and pH 7.0 calibration solutions, plus a helpful Quick Start...