BLUFLOC PHPA Emulsion · Filtrate Invasion Control Partially Hydrolyzed Polyacrylamide Emulsion for Filtrate Invasion Control Screen EC8050 and EA5620 by linking filtration performance to formation exposure, overbalance, temperature, time, cleanup behavior, and completion sensitivity. Very High Molecular Weight 38-40% Solid Content EC8050 & EA5620 1000 kg IBC Drum 01 Product Introduction Reducing filtrate invasion is intended to protect borehole condition and limit fluid