- General Hydroponics uses the highest quality electronic meter reference solutions
- Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale
- General Hydroponics technicians check each batch to ensure that our solutions are exactly calibrated each time they are used
-
General Hydroponics GH1514 Ph Control Kit
24.9315.59 -
General Hydroponics Dual Diaphragm Air Pump
82.8472.34 -
HM Digital 1000ppm TDS Calibration Solution
13.998.24 -
MG Chemicals 415 Ferric Chloride Liquid, 1 Quart Bottle, Dark Brown
14.4514.45
