Swimming pools and baths are important entertainment and public events for modern people. Due to the secretion of ammonia nitrogen and organic matter and the carried bacteria, the human body is repeatedly polluted by the pool water, thereby spreading many bacterial and toxic diseases. Therefore, the health status of these places has become the most concerned. Obviously, the water body and environment of the swimming baths are sterilized and disinfected to provide people with convenient, safe, fresh, clean and excellent activities. It can not only ensure people's health, but also have high safety, good reputation and many customers. And improve the economic efficiency of the operators.

1. Bleaching powder or bleaching essence: The bleaching powder can be directly dried or thrown or dissolved in water. The operation is simple, the running cost is low, but the effect is very poor, and floating or sediment is produced, which has been gradually replaced by other products.

2. Chlorine gas disinfection: the chlorine gas cylinder is equipped with a chlorination machine for feeding, and the running cost is low, but the equipment is easy to leak due to corrosion, the safety of use is poor, and the sterilization effect is poor, and it is basically not used.

3, sodium hypochlorite disinfection: there are three ways of powder, water and electrolytic generator, although the addition is more convenient, the cost is lower, but the disinfection and sterilization effect is poor, and the formation of chlorophenol with phenol in the water, causing foul odor, now less application.

4. Organic chlorine powder or tablet such as sodium dichloroisocyanurate or trichloroisocyanuric acid: easy to use, no solid residue after dissolution, but the effective chlorine loss in the water body is rapid, and the price of the drug is relatively expensive. There are some swimming baths in use.

5. Chlorine Dioxide Disinfection: There are three methods of solid powder, water agent and generator on site. The sterilization effect is good, the comprehensive cost is low, the use is safe and reliable, and it has been used in more and more swimming bath places.