General Hydroponics pH Calibration 4.01 Solution, 8 oz
Click To Enlarge
A few minutes and a small amount of this balanced pH Calibration Solution 4.01 are all growers need to adjust their pH meter and secure accurate nutrient solution readings. Available in an eight-ounce bottle.
  • Item #: GPCSF508

General Hydroponics pH Calibration 4.01 Solution, 8 oz

Price: $7.50
* Marked fields are required.
Qty: *
Reviews (0) Write a Review
No Reviews. Write a Review