Synthesis, Characterization, and Flocculation Properties of Branched Cationic Polyacrylamide

Table 6

Range analysis with efficiencies of COD removal for sewage.

	𝐴	𝐵	𝐶	𝐷
𝐿1	110.46	120.15	105.39	133.56
𝐿2	139.15	113.52	109.84	93.47
𝐿3	83.12	99.06	117.5	105.7
𝐾1	36.82	40.05	35.13	44.52
𝐾2	46.38	37.84	36.61	31.16
𝐾3	27.71	33.02	39.17	35.23
𝑅	18.67	7.03	4.04	13.36