| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 395.28 | USD | 20251109 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 395.28 | USD | 20251108 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 395.28 | USD | 20251107 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 395.12 | USD | 20251106 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 394.92 | USD | 20251105 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 409.22 | USD | 20251103 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 409.14 | USD | 20251102 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 409.23 | USD | 20251030 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 409.36 | USD | 20251029 |