... * Excellent reducing filtration capacity of drilling fluid* Low viscosity effects, maintains polymer drilling fluid’s rheology * High ... as fluid loss control agent with no effect on viscosity. It can effectively control fluid loss of drilling ... Technical Data ItemSpecificationAppearance Emulsion liquidpH6 ~ 9Solid content, % ≥30Apparent viscosity of 1% aqueous solution, mPa.s ≥20At room temperature ...