| Item |
Description |
Testing Method |
| D10 (μm) |
≥ 5.0 |
Laser Particle Size Analyzer |
| D50 (μm) |
10.0 - 14.0 |
| D90 (μm) |
≤ 25.0 |
| Appearance |
Dark brown powder, atmospheric stability |
| Elements Proportions |
Ni:Co:Mn = 5:2:3 |
| Ni+Co+Mn (%) |
≥ 58 |
Volumetry |
| Li (%) |
7.00 - 8.00 |
Atomic Absorption Spectroscopy
Inductively Coupled Plasma |
| Fe (%) |
≤ 0.01 |
| Na (%) |
≤ 0.03 |
| Cu (%) |
≤ 0.005 |
| H2O (%) |
≤ 0.05 |
Coulometric KF Titrator |
| PH |
≤ 11.50 |
PH Tester |
| H2O (%) |
≤ 0.1 |
Moisture Analyzer |
| Tap Density (g/cm3) |
≥ 2.3 |
Tap Density Tester |
| Specific Surface Area (m2/g) |
0.20 - 0.40 |
BET Analyzer |
| First Discharge Capacity (mA/g) |
153 - 158 |
0.2 C, 4.2 - 2.7 V, Vs Li,
Half Cell |
| First Discharge Efficiency (%) |
≥ 85 % |
