It is a device that produces sodium carbonate hypochlorite solution applicable to many fields including decontamination of wastewater, facilities and seeds.

The solution, useful for scores of days after production, gives no gas pollution in working places.

The device automatically intercepts overcurrent to secure the production of the solution.

It has already been applied to the Pyongyang Hosiery Factory, Kangso Knitwear Factory and other factories.