| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1196.83 | USD | 20251014 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1196.83 | USD | 20251014 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1197.07 | USD | 20251013 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1197.07 | USD | 20251013 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251011 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251011 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251010 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251010 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1195.47 | USD | 20251009 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1195.47 | USD | 20251009 |