Two important measurements in one instrument. The PCTestr tests conductivity and pH while the PTTest..
Test nutrient concentration and check temperature with one testr. All the features of the TDS/ECTest..
The Oakton TDSTestr 11 Series of TDS testers has a large, easy-to-read two-line display that shows u..
Add this 2-in-1 pH and TDS controller engineered for economical dosage of fertilizer solutions in hy..