Table 2 Arsenic content in mineral residue before and after digestion with hydrochloric acid
From: Reduction of arsenic content in a complex galena concentrate by Acidithiobacillus ferrooxidans
Run | Residue before digestion % arsenic | Residue after digestion % arsenic | Difference % arsenic |
|---|---|---|---|
1 | 3.5208 | 2.6332 | 0.8876 |
2 | 3.5751 | 2.7105 | 0.8646 |
3 | 3.6283 | 3.0034 | 0.6249 |
4 | 3.6452 | 2.9911 | 0.6541 |
5 | 3.5291 | 2.5907 | 0.9384 |
6 | 3.5325 | 2.5821 | 0.9504 |
7 | 3.6334 | 2.9436 | 0.6898 |
8 | 3.6021 | 2.9784 | 0.6237 |