The HI98103 Checker pH tester has been designed with many advanced features while maintaining the look and feel of the original Checker
dim and boost multiple USB-compatible Hydrofarm ballasts at once—up to 256 in each of two independent zones for a total capacity of 512 ballasts
energy efficient
There is no substitute for the original actively aerated Humtea
This process unlocks additional nutrients and helps plants thrive by stimulating new root growth
Glass Beaker Low Form with Spout and Graduations – 100ml - pack of 10 fluorescent-lighting The HI98103 Checker pH testerPyur Scientific Low Form Beakers. Made from 3. 3 Borosilicate glass. They include graduation and spout. Available in sizes. 25ML, 50ML, 100ML, 250ML, 500ML, 1000ML, 2000ML, 5000ML, 10,000ML. We also carry these with handles.