Choose a tried-and-true glassware sanitzer that's trusted by and used in breweries throughout North America. Powdered compound contains trichloromelamine (TCM), ensuring effective sanitization of all glassware. Laboratory tested—kills E. coli and staph. Formulated for use in cold water. Trusted by and used in breweries throughout North America. Contains trichloromelamine (TCM). Laboratory tested—kills E. coli and staph. Formulated for use in cold water.