@Денис-Комаров said in US health regulations:

How can I keep the sanitary level at a height if such strict sanitary standards are in the USA? I need to do disinfection, but I can’t do it with chemistry, because I need to air it for a couple of days. What to do?

It would be a good idea for you to use a heavy duty commercial steam cleaner as steam cleaning is the best and does not have such strict equipment quality requirements. By the way, in the article , I found tips for efficient steam management in enterprises .