Thank you very much. llerickll More questions, if anyone knows, please answer. 1. Just use
Chloroxylenol 0.5% in the spray is enough to kill. covid-19 infection or not. 2. If you make hand sanitizer
แอลกอฮอล์ at a concentration of 70% and any disinfectant must be added. For example
Chloroxylenol more or not, does alcohol 70% have enough antimicrobial effect? 3. Want to test the disinfection efficiency of hand sanitizer. ...Where can I do this?