Excitement About Chemical Disinfectants - Disinfection & Sterilization Guidelines Many disinfectants are used alone or in mixes (e. g., hydrogen peroxide and peracetic acid) in the health-care setting. More In-Depth include alcohols, chlorine and chlorine substances, formaldehyde, glutaraldehyde, ortho-phthalaldehyde, hydrogen peroxide, iodophors, peracetic acid, phenolics, and quaternary ammonium compounds. Business