| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.5 | USD | 20251126 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.88 | USD | 20251126 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.5 | USD | 20251126 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.3 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.64 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.3 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.19 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.51 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.19 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.38 | USD | 20251120 |