Smith & Nephew Wound Cleanser 8 oz. Spray Bottle NonSterile Antimicrobial (684173_CS) 12/CSIt's nontoxic, nonirritating and pH balanced. The adjustable nozzle allows you to create a fine mist. It's easy to apply and spreads evenly. This dermal wound cleanser is a no rinse formula, so you don't need to rinse the wound after application. Benzethonium in the first aid antiseptic spray helps to prevent bacterial growth on the wound area. There are 237 mL of wound cleanser in a pump spray bottle.