White or slightly yellowish powder with a faint smell of chlorine. Soluble in water, alcohol, contains 25-29% of active chlorine. It has an antiseptic effect. It is used in the treatment of infected wounds (rinsing, wetting swabs and napkins with 1-2% solutions), hand disinfection (0.25-0.5%), and disinfection of non-metallic tools. For disinfection of care items and secretions in case of typhoid, paratyphoid, cholera and other intestinal infections and with drip infections (scarlet fever, diphtheria, flu, etc.), 1-2-3% solutions are used, for tuberculosis infection - 5%.