pH Calibration Solution (4.01pH) (8oz)

Article code 0744
Add to cart
In-store pickup available at checkout
  • Details
  • General Hydroponics™ uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics™ technicians check each batch to ensure that our solutions are precisely calibrated and yield reliable readings each time they are used.


0 stars based on 0 reviews