... composing four type of products. Product DescriptionPolyacrylamide, its another name PAM, which is a glassy solid. It is easy to absorb ... could be carbonized into black powder. According to the needs, PAM commonly knows as flocculants, cation, anionic, nonionic with mixer ionic ... , etc. in the long fiber paper-making, and also the flocculant for the waste water from the paper-making.Package25Kg Packed ...