| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.79 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.74 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.39 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 369.93 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.39 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.71 | USD | 20251112 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.35 | USD | 20251112 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.35 | USD | 20251112 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.26 | USD | 20251110 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.26 | USD | 20251110 |