FIELD: chemical industry. SUBSTANCE: disinfecting composition comprising peroxide bleach, amphoteric surfactant and antimicrobial agent. Antimicrobial agent includes glutaraldehyde and antimicrobial ether oil or active ingredient thereof in amount of at least 0.003 wt.% calculated for total weight of composition, preferably from 0.006 to 10% and more preferably from 0.01 to 4%, peroxide bleach in amount of at least 0.02 wt.% calculated for total weight of composition, preferably from 0.1% to 15 %, more preferably from 1 to 10% and amphoteric surfactant in amount of at least 0.0005 calculated for total weight of composition, preferably from 0.01 to 10% and more preferably from 0.1 % to 5%. Also described are method of carrying out disinfection, and impregnating material. EFFECT: good cleaning power of the composition which is useful for all types of surfaces. 19 cl, 1 tbl
