(PS370) Requires no rinsing. Just wash in solution and you're ready. Perfect for cleaning glass bottles, jugs and carboys. Also safe for sanitizing aluminum, stainless steel, other metals and plastics. Sanitize your spoons, hoses, hydrometers and other equipment--even counter tops. Cleans with environmentally-safe oxygen. Contains no chlorine. bisulfite, organic compounds or phosphates. Use 1 tablespoon to each gallon of water. One 8 ounce jar makes 16 gallons of solution. Comes with directions.