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9mm pipe – Outside Diameter 9mm/Inside Diameter 7mm
5L pots (optional upgrade to 15L pots)
Adjustments can be quickly made to get your crop back on track
robust defences
Add KCl solution to the cap of the pH pen/probe for storage
Bluelab 4.0 pH Calibration Solution 250ml (Pack of 2) Size:250 ml 9mm pipe – Outside DiameterIf you want to improve your Bluelab pH products accuracy and longevity, youll need to get into the habit of regular cleaning and calibration. Luckily, the easy to follow calibration process is the same for all Bluelab pH meters and pens. After cleaning your pH probe, youll need to calibrate it with pH calibration solutions at two reference standards 4. 0 and 7. 0 pH. Once calibrated, you can start measuring pH again immediately. Pack Includes 2
