Readers unfamiliar should reference Precision Aqueous Cleaning of : Vinyl Records by Neil Anton, 3rd Edition, March 2024 available for free on line. It will provide specific details that I will reference in passing here for brevity. Specifically, look at Chapter III - Solution Preparation; Chapter VIII - Vacuum Cleaning Machines; and Chapter IX - Ultrasonic Cleaning Machines.
Summary of Methodology (for very dirty records):1. Preclean 2. Pre-Wash 3. Rinse 4. Vacuum (partial) 5. Tergitol clean 6. Vacuum (partial) 7. Ultrsonic Final Rinse (2minutes) 8. Final Vacuum Dry
Summary of Methodology (for new to v.good records): 1.Tergitol clean 2. Vacuum (partial) 3. Ultrasonic Final Rinse (2minutes) 4. Final Vacuum Dry
Materials Used: Distilled Water obtained for local grocery store, Tergitol 15-S-9 (0,5ml/L); Liquinox (5ml/L).
Machines: VPI MW-1 Cyclone; HumminGuru Nova
Brushes: Osage, VPI, Record Doctor