| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250924 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250924 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250924 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250924 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |