... & best price 2,supply by factory 3,Polyacrylamide purity 100% 4,prompt delivery Polyacrylamide PAMPolyacrylamide called PAM, commonly known as flocculants or ... role of liquid mud, use less, water and low cost, flocculant can not be replaced by other products.Features of PAM ... best quality of PAM. expoting well of best quality PAM/Polyacrylamide