When dissolved in water, Jangro Chlorine Tablets give a measured dose of available chlorine, which can be used for the disinfection of equipment, work surfaces etc. in the hospital, medical, hotel and catering and local authority industries. Effective against a wide range of bacteria, fungi, spores and b viruses (including AIDS, Norovirus and Hepatitis B). 1 tablet added to 1 litre of water gives 1,000ppm available chlorine. Tub of 150. Order 12 for full case.