| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | Battery Grade | MT | 10484.84 | USD | 20251007 |
| Shandong Yihe Chem | Battery Grade | MT | 10479.82 | USD | 20250929 |
| Shandong Yihe Chem | Industrial Grade | MT | 10479.82 | USD | 20250929 |
| Shandong Yihe Chem | Industrial Grade | MT | 10470.54 | USD | 20250928 |
| Shandong Yihe Chem | Battery Grade | MT | 10470.54 | USD | 20250928 |
| Shandong Yihe Chem | Battery Grade | MT | 10470.54 | USD | 20250927 |
| Shandong Yihe Chem | Industrial Grade | MT | 10470.54 | USD | 20250927 |
| Shandong Yihe Chem | Industrial Grade | MT | 10470.54 | USD | 20250926 |
| Shandong Yihe Chem | Battery Grade | MT | 10470.54 | USD | 20250926 |
| Shandong Yihe Chem | Battery Grade | MT | 10484.54 | USD | 20250925 |