| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.88 | USD | 20250924 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.88 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.88 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.88 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 633.29 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 632.86 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.37 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.37 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.37 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.14 | USD | 20250920 |