| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 999.23 | USD | 20250930 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 998.75 | USD | 20250929 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1012.81 | USD | 20250929 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 997.86 | USD | 20250928 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 997.86 | USD | 20250927 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250927 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 997.86 | USD | 20250926 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 999.2 | USD | 20250925 |