Table 3 Metal concentrations after ionic liquid extraction process (Recovery efficiency of rubidium: 61%
From: Resources recovery-rubidium recovery from desalination brine through hydrometallurgy techniques
Elements | Rb | Na | K | Mg | Ca | Li |
|---|---|---|---|---|---|---|
Concentration (mg L-1) | 291.7 | 0.27 | 1.5 | N.D. | N.D. | N.D. |