... Solid content(%):>=90 high quality flocculant polyacrylamide for wastewater treatment1. Product propertiesAnionic polyacrylamide is a water-soluble ... particles, high concentration and positive charge, such as wastewater of steel plants, electroplating plants, metallurgical plants and ... raw water, which has advantages of small dose, low-cost, no secondary pollution, etc. PAM for wastewater treatment ...