cationic polyacrylamide flocculant , China cationic ...
Industrial sewage dewatering treatment, cationic polyacrylamide, flocculant 1.Manufacturer 2.Free Samples are Available 3. Polyacrylamide 4.Certification: ISO9001:2008 A ton of polyacrylamide can catch up with TIANRUN three tons of polyacrylamide, quality and service is not a discount
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