For best results out of your Ultrasonic, we have the solution: Gemoro Super Concentrated Ultrasonic Cleaning Solution! Economical, it dilutes 40 to 1 for light or 20 to 1 for heavy cleaning. Use to remove dirt, grease, buffing compounds, rouge, tripoli and oxides, cleaning instruments, burs, metal parts, gold and fine jewelry. Also great for Ultrasonics, glass and general cleaning. Non-ammoniated, no color additives, biodegradable, non-toxic And non-flammable. Instructions in English and Spanish.