3 72 140 5 58 155 7 44 155 9 30 160105 3 72 140 5 58 155 7 44 155 9 30 160106 3 72 145 5 58 155 7 44 170 9 30 165107 3 72 130 5 58 155 7 44 165 9 30 170109 3 72 48 5 58 50 7 44 60 9 30 95 11 16 110 13 02 115 14 88 120 16 74 128comm 1 86 125 3 72 140 5 88 148 7 44 148______________________________________ following the testing procedure set forth above example 110 except where modified as indicated other quaternary polymers falling within the scope of the instant invention are tested as flocculants the results are set forth in table 15 below table 15______________________________________ dosage filtrate cakeqp of example lbs ton vol ml solids______________________________________sludge 297 s v 1 2 sup 1 25 0 140 21 2 27 5 148 21 0 30 0 142 21 5 32 5 136 21 1comm sup 1 22 5 114 19 7 25 0 142 19 9 27 5 134 20 6 30 0 142 18 6sludge 397 s v 2 0 sup 2 40 0 130 10 5 48 0 126 10 5 56 0 128 10 797 s v 1 2 sup 2 40 0 131 10 2 48 0 134 10 8 56 0 134 11 4comm sup 2 24 0 125 9 1 32 0 120 8 3 40 0 108 8 8sludge 497 s v 1 45 1 4 14 2.