RK-500P is a polyether ester defoamer, which suitable used in mid-low temperature conditions, it’s widely used in general industrial sewage treatment and RO membrane sewage treatment, landfill leachate, etc.
RK-400P is a kind of polyether antifoam, which doesn’t contain mineral hydrocarbons. It’s easy to disperse in water, defoaming fast, good foam inhibition persistent. It mainly used in various power plant desulfurization, paper process and waste water treatment, etc.