Ultra Soft Metal Activator should only be used in conjunction with Sterilex Ultra Disinfectant Cleaner Solution 1 or Sterilex Ultra CIP to create a solution that is compatible with a wide variety of soft metals, including aluminum (see Material Compatibility section). When combined with Sterilex Ultra Disinfectant Cleaner Solution 1 or Sterilex Ultra CIP, Ultra Soft Metal is effective against organisms such as Listeria, Salmonella and E. coli, and has the ability to kill biofilm bacteria as well as penetrate and remove biofilm.