Deluxe Concentrated Ultrasonic Cleaning Solution Biodegradable, non-ammoniated cleaner. Excellent for ultrasonic, glass, and general cleaning, Also great for removing dirt, grease, buffing, compounds, rouge, tripoli, and oxides. Can be used for cleaning instrauments, burs, metal parts, gold, and fine jewelry. Mix with water 40 to 1 for light cleaning and 20 to 1 for heavy cleaning. Maybe mixed directly inside the ultrasonic unit tank. 1 Gallon of Concentrated Ultrasonic solution makes up to 40 gallons!