... the defoaming and suppresion function in the fields of oil drilling papermaking, printing and dyeing, textile, chemical industry, washing, picking, evaporation ... SpecificationAppearanceWhite or shallow brown liquidpH 6.0-9.0Density(20°C,g/cm3) 1.05±0.05Emulsion type nonionic typeFour,Application ... it need plenty of rinsing to wash. Strong defoamer for drilling