Water treatment defoamer is a defoamer specially developed for various water treatment systems. The characteristics are: fast defoaming speed, long foam suppression time, high efficiency, low dosage, dispersed in water, good compatibility with liquid products, and not easy to demulsify and float oil. Our product can be used in car painting sewage treatment, sanitary sewage treatment, power plant desulfurization(lime method), seawater direct discharge treatment  and sewage direct discharge treatment.