Figure 4
From: Purification of aquaculture effluent using Picralima nitida seeds

SEM image of Picralima nitida seeds coagulant (PNSC) at 1000 × (a), and 2000 × (b).
From: Purification of aquaculture effluent using Picralima nitida seeds

SEM image of Picralima nitida seeds coagulant (PNSC) at 1000 × (a), and 2000 × (b).