Reduces your chances of getting an infection using Humco Merthiolate. This first aid product contains the active ingredient Benzalkonium (0.13%) and effectively disinfects the affected area. It s ideal for treating minor scrapes cuts and burns. The mercury-free liquid first aid antiseptic is easy to use. Simply clean the area and then apply a small amount up to three times daily. It s beneficial for your home business camping fishing hunting and hiking trips parks and more. Humco Merthiolate is available in a convenient 2.0 fl oz bottle. It s suitable for adults and children ages 2 years and older.