ARMAKLEEN 4 in 1 Cleaner Aqueous Parts Cleaning Formula | Aqueous Parts Washer: A concentrated, multi-application, multi-machine cleaning product. It was designed to work in manual parts washers, ultrasonic washers, spray washers and immersion washers. It can be used from 65°F to 180°F.  This product offers superior industrial parts cleaning in versatile applications. It is a super versatile aqueous batch cleaner, which is safe for various surfaces.