| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250925 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250923 |