Liquid, acidic cleaner and disinfectant, which has a high proportion of special agent. It is primarily developed to remove lime and lime-stone as well as fat and protein stains. Thanks to its composition it has great fat-emulsion forming effect and good ability to transport contaminants. In compliance with the application proposal it can be also used on chrome nickel steel, aluminium, rubber and acid-resistant surfaces. It is well applicable in the fields of the food industry, such as in the dairy, meat, beer and beverages industry.