PetLife PH GH TDS Tester Calibration Solutions
Qty;100 ml / Pack.
Made in USA
Available Calibration Solutions;
pH 7.01 Calibration Solutions; 100 ml
pH 4.01 Calibration Solutions; 100 ml
pH 10.01 Calibration Solutions; 100 ml
The highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters,General Hydroponics technicians check each batch to ensure that our solutions are precisely calibrated and yield, Reliable readings each time they are used.