Suitable for general-purpose disinfecting of most non-porous hard surfaces. Each effervescent chlorination tablet releases a minimum of 1,000 parts per million (ppm) available chlorine per 1 litre of water. Typically one tub of chlorine release tablets makes 2,000 litres of solution at of 1,000ppm chlorine. Small 3.2g, 18mm diameter tablet is convenient and easy to use and will fit into most containers. Quickly dissolves in clean water. Easy to store and distribute, no risk of spillages or leaks. Use biocides safely. Always read the label and product information before use.