IJERPH | Free Full-Text | Froth-Flotation Separation as an ...
2022-2-4 · Tap water (200 mL) was poured into a flotation separation cell, and 1 g of each pure mineral sample was added. While stirring the pulp (i.e., the mixed solution of tap water and pure mineral sample) at 1200 rpm, the pH was adjusted to 1.5, 2.5, 3.5, 4.5, 5.5, and 6.5 using concentrated H 2 SO 4 (Daejung, Korea). To increase the hydrophobicity ...