L & R Ultrasonics #111 Ultrasonic Waterless Watch Cleaning Solution Ammoniated 1 Gallon. Specially formulated ammoniated cleaning solution that provides complete cleaning results for watch parts. For use in ultrasonic, vibrasonic and manual watch cleaning machines. US Gallon = 3.81 litres. Rinse with either L&R #3 Watch Rinsing Solution or L&R Ultrasonic Watch Rinsing Solution. Product Code: 112 Specifications Directions for Use: Do Not Dilute; this product is ready to use. To clean, fill jars of watch cleaning machine or place parts in accessory basket and insert into ultrasonic machine filled 2/3 full of #111. Clean for 3-5 minutes, depending on volume and amount of contaminant to be removed. Rinse with L&R #3 Watch Rinse in the rinse jar or auxiliary pan for 3-5 minutes. Drain and shake off or spin off excess rinse. Dry thoroughly with an L&R Dryer.