1.manufacturer of PAM 2.free sample 3.anionic pam we are the manufacturer of PAM polyacrylamide. anionic pam is mainly used to Industry sewage treatment, especially the sewage with high density, big suspending granules, PH≤7, for example, the sewage of steel factory, electroplating factory. Applied to drink water treatment, It also can be used in paper making.Technical index(anionic pam): ...