| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1014.47 | USD | 20251020 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1014.81 | USD | 20251019 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1014.81 | USD | 20251018 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1014.81 | USD | 20251017 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1014.54 | USD | 20251016 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1013.98 | USD | 20251013 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251012 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251010 |