| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1293.84 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.4 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.4 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1293.44 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1293.44 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1294.23 | USD | 20250918 |