| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | Battery Grade | MT | 10514.28 | USD | 20251028 |
| Shandong Yihe Chem | Industrial Grade | MT | 10510.57 | USD | 20251027 |
| Shandong Yihe Chem | China national standards | MT | 10503.61 | USD | 20251024 |
| Shandong Yihe Chem | China national standards | MT | 10503.61 | USD | 20251024 |
| Shandong Yihe Chem | Industrial Grade | MT | 10505.09 | USD | 20251023 |
| Shandong Yihe Chem | Battery Grade | MT | 10505.09 | USD | 20251023 |
| Shandong Yihe Chem | China national standards | MT | 10499.76 | USD | 20251022 |
| Shandong Yihe Chem | China national standards | MT | 10499.76 | USD | 20251022 |
| Shandong Yihe Chem | Industrial Grade | MT | 10503.31 | USD | 20251021 |
| Shandong Yihe Chem | Battery Grade | MT | 10503.31 | USD | 20251021 |