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| Elements | Steel slag | |||
|---|---|---|---|---|
| Slag 1 (S1) | Slag 2 (S2) | Slag 3 (S3) | Slag 4 (S4) | |
| ICP (%) | ICP (%) | ICP (%) | ICP (%) | |
| Mg | 6.50 | 2.61 | 3.23 | 4.85 |
| Al | 4.77 | 3.53 | 3.85 | 10.98 |
| Si | 7.24 | 4.82 | 3.83 | 10.28 |
| Ca | 30.98 | 11.90 | 10.13 | 30.60 |
| Fe | — | 39.86 | 30.61 | — |
