... charge, it has the best treating effect, such as the waste water from iron industry, electroplating factory, metallurgical industry, coal washing ... long fiber paper-making, and also the flocculant for the waste water from the paper-making.Molecular weight (million)18-2515 ... -147-147-147-147-147-14AppearanceWhite powder/granule Anionic Polyacrylamide Waste Treatment Product