... water equipment. And the pure water is widely used in our life: drinking, chemical, medical, culture, cultivation, food, beverage, etc.(1 ... is small. (9)High degree of automation, operation and maintenance and equipment maintenance workload is very little. (10)Water ... , free chlorine, colloid, particles, microorganisms, some metal ions and decoloring. (5)Softening system (dosing system). The ion resin ...