Polyacrylamide( PAM) Anionic Type Powder& Granular Molecular Weights 6-8 Million Ionic Activity 10% -50% Cationic Type Molecular Weights 3-22 Million Ionic Activity 10% -50% Non-Ionic Type Molecular Weights 5-15 Million Also We can provide zwitterionic PAM( ACPAM) , Only you send us your detail enquiries, we can quote right product with cheapest price.