From: Coating of magnetite with mercapto modified rice hull ash silica in a one-pot process
Product | Weight (g) | Weight fraction of coated material (%) | |
---|---|---|---|
Before washing | After washing | ||
Fe3O4- SiO2 | 1.84 | 0.70 | 28.57 |
Fe3O4- SiO2-SH (75/25) | 1.96 | 0.95 | 47.37 |
Fe3O4- SiO2-SH (50/50) | 1.52 | 0.91 | 45.05 |
Fe3O4- SiO2-SH (25/75) | 1.43 | 1.00 | 50.00 |
Fe3O4-SH | 1.17 | 1.17 | 57.27 |