| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1028.91 | USD | 20251019 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1028.91 | USD | 20251018 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1028.91 | USD | 20251017 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1028.63 | USD | 20251016 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1028.24 | USD | 20251015 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1027.86 | USD | 20251014 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1028.07 | USD | 20251013 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1027.47 | USD | 20251012 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1027.47 | USD | 20251011 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1027.47 | USD | 20251010 |