water treatment machine/solar desalination system in brazil
A 100 mL sample was taken from the raw mixed liquor after each treatment condition (aluminum sulfate and cationic polymer concentrations) and centrifuged at 3000 rpm. The supernatant of the first centrifuged sample was filtered through a 1.2 μm
Synthesis, Characterization, and Flocculation Properties of Branched Cationic Polyacrylamide. Weimin Sun,1 Guangcheng Zhang,1 Ling Pan,1 Helin Li,1 and Aihua Shi1. 1Department of Applied Chemistry, School of Science, Northwestern Polytechnical
