| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.55 | USD | 20251103 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.49 | USD | 20251102 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.49 | USD | 20251031 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.57 | USD | 20251030 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.66 | USD | 20251029 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.6 | USD | 20251028 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.27 | USD | 20251024 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.15 | USD | 20251022 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.26 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.07 | USD | 20251020 |