"Shocktrine® non-chlorine granular shock oxidizer removes organic contaminants that cause odors, skin irritation and cloudy water. It will not increase cyanuric acid levels, bleach liners or affect the pH. Shock and swim in minutes with Shocktrine® granular. Useful Tips: Removes contaminants that cause cloudy water, eye irritation and odors Won't harm vinyl liners or swimsuits No waiting –swim in minutes Compatible with bromine, chlorine, salt water, ozone and minerals"