SODIUM IRON ORTHO-PYROPHOSPHATE (NFPP) Sodium-ion Battery Cathode Active Material
NFPP Sodium Iron Ortho-Pyrophosphate is a high-performance cathode material for sodium-ion batteries featuring long cycle life, excellent thermal stability, high safety standards, and substantial capacity.
Contact:scarlett@libgroup.net
Product Overview
Sodium ferric pyrophosphate (NFPP) is a cathode material for sodium-ion batteries featuring long cycle life, excellent thermal stability, high safety, and high capacity.
Technical Specifications
| Specification |
Details |
| Product Name |
Sodium Iron Phosphate |
| Model |
NFPP-A2 |
| Applicable Range |
Suitable for small power, residential storage, industrial and commercial energy storage, large-scale wind and solar energy storage, etc. |
Physicochemical Indicators
| Item |
Specification |
Method/Instrument |
| Appearance |
Black powder, uniform color, no agglomeration |
Visual Inspection |
| Particle Size Distribution D10 (μm) |
≤2.0 |
GB/T19077-2016 |
| Particle Size Distribution D50 (μm) |
≤6.0 |
GB/T19077-2016 |
| Particle Size Distribution D90 (μm) |
≤12.0 |
GB/T19077-2016 |
| Particle Size Distribution D99 (μm) |
≤20.0 |
GB/T19077-2016 |
| Bulk Density (g/cm³) |
0.45 ± 0.15 |
GB/T1479-2011 |
| Tap Density (g/cm³) |
0.90 ± 0.15 |
GB/T5162-2021 |
| 3T Compacted Density (g/cm³) |
1.95 ± 0.15 |
GB/T24533-2009 |
| Specific Surface Area (m²/g) |
≤12.0 |
GB/T19587-2017 |
| pH |
≤11.0 |
GB/T9724-2007 |
| C/% |
1.30 ± 0.20 |
GB/T20123-2006 |
| Moisture/ppm |
≤1000 |
GB/T6283-2008 |
| Magnetic Substances/ppm |
≤1.5 |
GB/T41704-2022 |
| Na/% |
14.5 ± 1.0 |
Agilent ICP5800 OES |
| Fe/% |
25.0 ± 2.0 |
Agilent ICP5800 OES |
| P/% |
19.0 ± 1.5 |
Agilent ICP5800 OES |
Electrochemical Performance
| Parameter |
Specification |
Test Method |
| 0.2C Initial Charge Specific Capacity (mAh/g) |
≥108.0 |
CR2016 Coin Half-cell Test Neware Battery Tester |
| 0.2C Initial Discharge Specific Capacity (mAh/g) |
≥95.0 |
CR2016 Coin Half-cell Test Neware Battery Tester |
| 0.2C Initial Discharge Efficiency |
≥87% |
CR2016 Coin Half-cell Test Neware Battery Tester |
Chemical Composition
Na₄Fe₃(PO₄)₂P₂O₇, Na₃Fe₂(PO₄)P₂O₇
Additional Specifications
Particle Size (Na₃Fe₂(PO₄)P₂O₇):
D10: ≥0.4μm / D50: 2.5±0.3μm / D90: ≤8.0μm / D100: ≤20μm
Specific Surface Area: 18±3 m²/g
Compaction Density: 1.9±0.1 g/cm³
Packaging & Storage
Packaging Form: 25Kg/400Kg Vacuum Aluminum Plastic Film Packaging
Storage Requirements: Use immediately after opening, sealed storage, store in a dry and cool place
Storage & Handling
- Storage: Sealed in dark place; Temperature below 40°C, relative humidity ≤60%; avoid mechanical damage, chemical corrosion, and thermal pollution
- Transportation: Moisture-proof and prevent packaging damage
- Validity Period: 12 months
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