Decolorant, Polyacrylamide, Polyelectrolyte manufacturer / supplier in China, offering China Manufacturer Anionic Polyacrylamide PAM for Oil Drilling Fluid Additive, Shale Stabilizer and Fluid Loss Control, Oilfield PAM Polymer 5 to 25 Million Molecular Weight for Eor Drilling Fluids and Produced Water Treatment, High Molecular Weight Anionic Polyacrylamide PAM for Enhanced Oil Recovery Eor Polymer Flooding and Mobility Control and so on.