Name | Lithium Cobalt Nickel Manganese Oxide | Test Date | 2022-7-3 | Specification | NMC 811 |
Chemical Composition | Physical Characteristic |
Element | Standard request | Result | Measure Method or instrument | Item | Standard request | Result | Measure Method or instrument |
Li (%) | 7.40±0.20 | 7.36 | ICP | AD/(g/cm3) | ≥1.20 | 1.43 | Vibration density tester |
Ni(%) | 47.50±1.50 | 46.99 | ICP |
Co(%) | 6.60±0.60 | 6.92 | ICP | TD(g/cm3) | ≥2.10 | 2.71 | Vibration density tester |
Mn(%) | 5.50±0.60 | 5.44 | ICP |
Fe(ppm) | ≤50 | 2 | ICP | BET(m2/g) | 0.25±0.15 | 0.26 | Specific surface area tester |
Cu(ppm) | ≤50 | 0 | ICP |
Na(ppm) | ≤500 | 138 | ICP | Particle Size Distribution (μm) | D50 12.50±2.00 | 12.39 | Laser particle measurement |
Ca(ppm) | ≤200 | 26 | ICP | D10≥5.00 | 6.55 |
Mg(ppm) | ≤200 | 13 | ICP | D90≤30.00 | 22.31 |
PH | ≤12.3 | 12.13 | PH | Crystal Configuration | No impurity peak | OK | XRD |
H2O(ppm) | ≤400 | 129.5 | KF moisture tester |
0.2C discharge capacity(mAh/g) | ≥181.0 | 187.10 | coin cell ,4.25-2.5V | Mircie-appearance | Spherical | OK | SEM |
0.2C first efficiency(%) | ≥82.0 | 84.10 | coin cell ,4.25-2.5V | ROHS | EU | OK | Third party |
Appearance | Black Powder,the colour is even,no lump,no impuripy |
Packing request | Aluminum foil vacuumize, plastic drum ,net weight 25kg |
Store request | Airproof, put in shady and dry place, quality guarantee:one year |
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