Rich humic is a concentrated liquid humic acid formulation. Rich humic lab results show 22 percent humic acid through the alkaline extraction method and 3 percent humic acid through the acid insoluble method. Acid insoluble method is used by the CDFA. For indoor and outdoor plants, soil and hydroponics. Available in 1-pint. This product weighs 1.2-pound. Measures 2-1/2-inch length by 2-1/2-inch width by 7-inch height.