No rinse cleaner formulated for the homebrewer and winemaker. One step is an all purpose oxygen based cleanser that does not contain chlorine, bisulfites, organic compounds or phosphates. Directions: use 1 tablespoon per gallon of water. Oxygen based with a favorable cleaning power and sanitizes on contact. Environmentally friendly and non-toxic. No rinsing required. No rinse cleaner/sanitizer formulated with the beer and wine maker in mind all purpose oxygen based cleanser does not contain: chlorine, bisulfites, organic compounds or phosphates 1 tablespoon per gallon.