Tonimer Lab- One-dose vials Isotonic sterile seawater solution with a slightly alkaline pH and a lower salt concentration is very useful for fluidizing and clearing the mucus from children's and babies' nasal canals when their mucous membranes are dry or they have a cold. Additionally, it can be used to remove the child's eye fluids or to infuse medication in cases of burning, redness, and irritation brought on by environmental causes. Perfect for aerosol dilutions.