3 test were completed CALGARY, ALBERTA, October 18, 2023 – E3 LITHIUM LTD. (TSXV: ETL) (FSE: OW3) (OTCQX: EEMMF), “E3 Lithium” or the “Company,” Alberta’s leading lithium developer and extraction technology innovator, is pleased to report it has completed the series of three optimized tests at its Direct Lithium Extraction (DLE) Field Pilot Plant with results surpassing Key Performance Indicators (KPIs). The pilot continues to operate with the selected optimized test, outlined below, to confirm the results, while also producing lithium concentrate for further lithium production testing.
Initial Results
As shown in the table below, all three tests have exceeded the KPIs.
| Success Criteria | Key Performance Indicator (KPI) | Description | Test 1 | Test 2 | Test 3 |
| Lithium recovery | ≥ 80% | Mass of lithium recovered from the mass of lithium in the feed | 95% | 94% | 83% |
| Lithium grade in the lithium product stream | ≥ 25% | Concentration of lithium relative to other impurities (Na+K+Ca+Mg+Mn+Sr+B) | 91.5% | 80.1% | 61.8% |
| ≥ 600 mg/L | Concentration of lithium in the lithium product stream | 969.8 mg/L* | 909.0 mg/L* | 786.1
mg/L |
| Flow rate ratio | ≥ 3 | Brine flow rate divided by the system volumetric capacity | 6.7 | 9.0 | 4.4 |