| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1580.49 | USD | 20251030 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1580.96 | USD | 20251029 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1580.67 | USD | 20251028 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1580.11 | USD | 20251027 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1579.07 | USD | 20251026 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1579.07 | USD | 20251025 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1579.07 | USD | 20251024 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1579.29 | USD | 20251023 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1578.49 | USD | 20251022 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1579.02 | USD | 20251021 |