Fig. 5From: Preparation of flocculant for optimizing glycol lignin manufacturing process by cationization of glycol ligninVolume of precipitate flocculation test. a P200G1 b P200G2 c P200G3 d P200G6. Conditions: Dosage 0.1, 0.5 and 1 wt%, 50 °C, and pH 6.5Back to article page