The General Hydroponics GH1514 pH Control Kit contains a liquid pH test kit, pH Up solution, and pH Down solution. Nutrient pH solution should be slightly acidic, with the ideal pH for most crops being between 5.5 and 6.5. The GH1514 solutions allow gardeners to easily adjust the pH in their nutrient solution by adding a little at a time of the up or down solution.

Features:

• Allows users to easily manage pH level in their nutrient solution
• Adjust by adding a little at a time
• NOT for use with drinking water
• Includes:
• pH Up (8 oz)
• pH Down (8 oz)
• Sampling tube
• Reagent
• Color comparison card

NOTE: Due to HazMat restrictions this item is not available for shipment to Alaska, Hawaii, or anywhere outside the Continental United States.