Specification Brand : General Hydroponics Label : General Hydroponics Manufacturer : General Hydroponics ProductGroup : Lawn & Patio ProductTypeName : SEEDS_AND_PLANTS Publisher : General Hydroponics SmallImage_Height : 75 SmallImage_URL : http://ecx.images-amazon.com/images/I/41T3bT1ooVL._SL75_.jpg SmallImage_Width : 75 Studio : General Hydroponics Title : GH General Hydroponics pH Up and pH Down 1 Quart Combo Kit Water Adjuster Buffer