Figure 8
From: Starch vs. tannin as biodegradable reagents for ultrafine hematite depression

FT-IR spectra of Quartz. Q: pure quartz QS: quartz treated by starch, QT quartz treated by tannin, QST quartz treated by starch and tannin mixture.
From: Starch vs. tannin as biodegradable reagents for ultrafine hematite depression

FT-IR spectra of Quartz. Q: pure quartz QS: quartz treated by starch, QT quartz treated by tannin, QST quartz treated by starch and tannin mixture.