Fórmula 409 The formula 409 is validated as the sole cleaning agent formulation for Renatron System. Its function is to denature blood proteins inside the equipment, to have more drag and thus achieve greater efficiency in cleaning. SKU: c0ff3f91a319 Category: Dialyzer Reprocessing Hemodialysis Opens in a new window Tweet This Product Opens in a new window Share on Facebook Opens in a new window Pin This Product Opens in a new window Mail This Product Related products Quick View Quick View Renalin® 100 Cold Sterilant Quick View Quick View Renatron II® 100 Series System Quick View Quick View Renalog® RM Reprocessing Management Software