General Hydroponics PH 7 Calibration Solution for Gardening, 1-Quart is ranked 8th in buffers based on our comprehensive analysis.
Reviewed by more than 56 consumers, more than 96% of the reviews about this General Hydroponics buffer had positive sentiment, meaning that these customers would probably advise purchasing this product when asked about a recommended buffer.
$21.50 (as of 08/05/2020 11:20 PDT details )Features:
- 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