Nanolex Final Finish 5L Passion Detailing nanolex on Tumblr Nanolex Sealants Long Lasting Protection & Shine Nanolex Professional APC 1L PPM Detailing. Nanolex EX 5L Nanolex EX is a non abrasive cleaning agent that removes oils, polishing residues, fillers, greases and other contamination to ensure that sealants can bond properly and completely to the painted surface. Nanolex EX ensures that surfaces are perfectly prepared and ready for Nanolex sealants.