General Hydroponics Product Documents
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.
- Tech Specs
Brand General Hydroponics SKU GH1572 Weight (lb.) 2.4 Height (in.) 8.7 Prop 65 No Lead Time Ships in 1-2 Days Length (in.) 3.2 Width (in.) 3.2 UPC 793094015738 UL Listed No