Product Details

Manufacturer-packaged General Hydroponics four-piece pH Control Kit for testing and adjusting the pH of water and plant nutrient solutions. Each kit includes: 8 oz pH Up 8 oz pH Down 1 oz pH Test Indicator Solution Testing vial The concentrated indicator solution tests across a pH range of 4.0 to 8.5. Test the solution after nutrients have been completely mixed into fresh water, then use pH Up or pH Down as needed according to the manufacturer’s directions. � General Hydroponics This kit is useful for hydroponics, semi-hydro growing, coco coir, and other plant-care systems where growers need to test and adjust nutrient-solution pH. Always follow the original product labels for measuring, handling, storage, and safety instructions. Keep out of reach of children and pets.