Effervescent Chlorine Disinfectant and Cleaning Tablets White (Pack of 200) 1016030An NaDCC based disinfectant tablet formulated to be effective against all food poisoning bacteria, MRSA, C Difficile (2,000ppm min), viruses, algae, fungi and more. To be dissolved in cold water. Conforms to BSEN1276 with 1 tablet per 5 litres (200ppm) with a 5 minute contact time. Always wear appropriate protective equipment when handling chemicals. Apply chlorine solution to surface with cloth or damp with solution floor mop. Allow to air dry. NaDCC