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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Contains 250 ml/8
double-junction pH probe and titanium conductivity (EC) electrodes
Instant alarm alerts to your phone
History reporting to assist data-driven decision making
With a quick glance at the display or your smartphone via Edenic
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$ 22.29
US$ 21.49
US$ 116.50
US$ 116.50
