Open Access

Table VIII

Slurry characteristics potentially useful for assessing optimal coagulant and polymer dosage to slurry prior to separation.

Observed sample
Slurry characteristics Flocculated sample Liquid fraction Solid fraction
DM content X X
VS content X X
P content X X
N content X X
NH4 content X X
Metal content X X
Dewaterability X
Settling X
Turbidity X
Viscosity X
Surface erosion from flocs X
Capillary suction time (CST) X
Floc size X
Particle dispersion ánalysis (PDA) X
Streaming current X

VS: volatile solids.