Table 2 Results of experiments in perchloric acid
Sample number | Elemental sulfur (HPLC)/μmoles | Total aqueous sulfur (ICP-AES)/μmoles | Total S-containing products/μmoles | Elemental sulfur: % total S-containing products | Aqueous As products/μmoles |
|---|---|---|---|---|---|
PC1 | 28 ± 1 | 24 ± 1 | 52 ± 2 | 54 ± 3 | 56 ± 3 |
PC2 | 33 ± 2 | 20 ± 1 | 52 ± 2 | 62 ± 4 | 54 ± 3 |
PC3 | 33 ± 2 | 20 ± 1 | 53 ± 2 | 62 ± 4 | 51 ± 3 |
PC4 | 34 ± 2 | 19 ± 1 | 53 ± 2 | 64 ± 4 | 55 ± 3 |
PC5 | 30 ± 2 | 22 ± 1 | 53 ± 2 | 58 ± 4 | 58 ± 3 |
PC6 | 37 ± 2 | 21 ± 1 | 58 ± 2 | 64 ± 4 | 58 ± 3 |