| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1200.01 | USD | 20251112 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1200.01 | USD | 20251112 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.45 | USD | 20251111 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.45 | USD | 20251111 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251110 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251110 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.95 | USD | 20251107 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.95 | USD | 20251107 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.46 | USD | 20251106 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.46 | USD | 20251106 |