This article discusses the evaluation of the effectiveness of disinfectants «Dezosteril» and its derivatives and analogues in the fight against tuberculosis. The emergence of tuberculosis and its pathogens. Namely, «to Dezosteril» and its derivatives produced on the territory of «BO-NA» of Pavlodar city. The main attention is paid to the types and methods of disinfection. Resistance of microorganisms to chemical disinfectants based on peracetic acid (NUK) and hydrogen peroxide.