| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 943.38 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 943.38 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 943.57 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 943.02 | USD | 20251011 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 943.02 | USD | 20251010 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 942.31 | USD | 20251009 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 942.93 | USD | 20250930 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 942.48 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250926 |