| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.17 | USD | 20251020 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.23 | USD | 20251019 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.23 | USD | 20251018 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.23 | USD | 20251017 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.18 | USD | 20251016 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.11 | USD | 20251015 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.04 | USD | 20251014 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.08 | USD | 20251013 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 182.97 | USD | 20251012 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 182.97 | USD | 20251011 |