Pay in 4 interest-free payments of $31.25 Learn more
Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
Contains 250 ml/8
Precision dosing of pH adjuster with the built-in Bluelab peristaltic pump
Simply set your target pH and let the controller handle the rest
double-junction pH probe and titanium conductivity (EC) electrodes
This 3-in-1 Pen measures pH
Bluelab pH 4.0 Calibration Solution - 500 ml Box of 6 US halloween25 Contains 250 ml/8pH 4. 0 calibration solutions a must in every grower's toolbox Features: Contains 6 bottles 500 ml 16. 9 fl oz Boost your pH products longevity with regular cleaning and calibration
US$ 179.99
US$ 80.00
