| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1257.44 | USD | 20251127 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1257.13 | USD | 20251126 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1256.23 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1255.73 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1255.2 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1255.79 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1256.07 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1256.78 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1256.62 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1256.48 | USD | 20251112 |