... a quaternary cationic polymer which is specialized product for decoloring, flocculating, COD decreasing etc. Our factory ... resinApplication Field:1. It is mainly used for waste water treatment for printing, dyeing, textile, mining, ink, ... into the waste water directly. After being mixed for several minutes, it can be precipitated or ... PAC – poly-aluminum chloride* PAM – polyacrylamide anionic type