Five products were diluted to 3% using DI water in a 1510 Branson 40 kHz ultrasonic tank and heated to 130 F. The products were degassed for five minutes.
A set of three soiled steel parts coated with buffing compound were immersed into the ultrasonic tank and cleaned for 5 minutes. Following cleaning, coupons were observed for cleanliness without a rinsing.
A second set of parts were cleaned at 160 F.