A powerful sanitizer. Reduces spotting, filming and streaking in warm or cold water (not for use in hot water.) This specially formulated liquid sanitizer is for use in brewing sanitation. It's odorless, tasteless and is easy on the hands. Use 1/4 oz ounce per 2.5 gallons water for 12.5 ppm no-rinse, air-dry, sanitizing solution. Or use 1/2 ounce per 5 gallons of water for 25 ppm (***needs rinsing at this concentration***) cleaning solution. Leaves no residue. Great for glass, stainless steel, plastic.Very easy to use.