Waterproof PT Testr 35 (pH & TDS)
Two important measurements in one instrument. The PCTestr tests conductivity and pH while the PTTest..
Waterproof TDS Tester 11
Test nutrient concentration and check temperature with one testr. All the features of the TDS/ECTest..
Waterproof TDS Tester11 Plus
The Oakton TDSTestr 11 Series of TDS testers has a large, easy-to-read two-line display that shows u..
WM pH TDS Cntrl. 15 VAC
Add this 2-in-1 pH and TDS controller engineered for economical dosage of fertilizer solutions in hy..
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