The Bag-on-Valve packaging works well for professional contamination control products. For example Sterile Alcohol Sprays that offer disinfection of surfaces and equipment in cleanrooms and other critical environments. In this case, the ready-to-use solution in BoV offer a closed system, so the product will remain sterile to the last drop.
For use in cleanrooms, the solution can also be double bagged to preserve product integrity. Available solutions are 70 % isopropyl alcohol and 70% ethanol.