| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1154.59 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1154.82 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1154.15 | USD | 20251011 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1154.15 | USD | 20251010 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1153.27 | USD | 20251009 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1153.27 | USD | 20251009 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1154.04 | USD | 20250930 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1153.48 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1153.48 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1152.46 | USD | 20250926 |