Concentrated Microbial/Dual Enzymatic Dental Evacuation Cleaner & Instrument Presoak Powder, 40oz/jar (1134 gamrs). High Level of Concetrated Formula. Clean Cuspidors, High/Low Scution and Pipe Lines, Removes Sludge Buildup. Increases system efficiency and Life of the Pump. Improves suction performance. Made from natural products. Each 5 gram scoop makes a 1/2 gallon of solution.