| Assay: | 98.0-102.0% LiBO2 |
| Bulk density: | ≥0.25 g/mL |
| MAXIMUM ALLOWABLE | |
| Insoluble matter: | 0.01% |
| Loss on fusion at 950 °C: | 2.0% |
| Phosphorus compounds (as PO4): | 0.004% |
| Silicon (Si): | 0.01% |
| Aluminum (Al): | 0.001% |
| Calcium (Ca): | 0.01% |
| Iron (Fe): | 0.002% |
| Magnesium (Mg): | 5 ppm |
| Potassium (K): | 0.005% |
| Sodium (Na): | 0.005% |
| Heavy metals (as Pb): | 0.001% |