Figure 6
From: Starch vs. tannin as biodegradable reagents for ultrafine hematite depression

Flotation of (a) hematite and (b) quartz with 100 ppm of different depressant systems, 90 ppm of Lilaflot, and 2 min skimming time.
From: Starch vs. tannin as biodegradable reagents for ultrafine hematite depression

Flotation of (a) hematite and (b) quartz with 100 ppm of different depressant systems, 90 ppm of Lilaflot, and 2 min skimming time.