novita Air Purifying Solution Concentrate is formulated with NSF certified and EPA registered active ingredient from USA, to reduce the potential risks from the airborne threats. Introduces into the surrounding air through A4S 4-In-1 humidification function, the active ingredient diligently oxidizes bacteria and virus such as H1N1 and Respiratory Syncytial Virus, achieving a proven elimination efficiency of 99.99% against E. Coli and Staphylococcus Aureus, to protect you and your loved ones.