Beer Clean ® Last Rinse Sanitizer. Powdered compound contains trichloromelamine (TCM) for effective sanitization of all bar glassware. Laboratory tested—kills E. coli and staph germs. Delivers 100 ppm available chlorine. Formulated for cold or hot water. Accepted by breweries throughout North America. Includes test strips. EPA Registered. 100 Pouches per Case. 1/4-oz. Pouch.