Instantly dechlorinates and detoxifies pond water. Neutralizes chlorine and breaks the chloramines bond while not scavenging oxygen. Renders toxic pollutants harmless (iron, copper, lead, zinc, and free iodine). Contains a pH buffer, 2 slime coat ingredients, and electrolytes for fish stress reduction. Safe for plants and fish. One ounce per 150 gallons will neutralize over 4ppm of chlorine and chloramines.