The Selectrocide® A15 generates 7.5 gallons of 500 ppm ultra-pure CLO₂ and is intended for applications that require large amounts of pure ClO₂. The A15 is easy to use. Simply remove the sachet and place it in a covered tank or bucket and generate for 10 hours. Dilute the solution to fit your needs. The A15 is listed with the Food and Drug Administration for food contact and falls within the lowest toxicity categories. The A15 is also recognized and registered with the Organic Materials Review institute. The A15 is commonly used for agricultural applications, hard, non-porous surfaces, food contact surfaces and general sanitization.