| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1068.1 | USD | 20251211 |
| Shandong Yuxuan Chem | China national standards | MT | 1067.09 | USD | 20251210 |
| Shandong Yuxuan Chem | China national standards | MT | 1066.79 | USD | 20251209 |
| Shandong Yuxuan Chem | China national standards | MT | 1066.93 | USD | 20251208 |
| Shandong Yuxuan Chem | China national standards | MT | 1038.88 | USD | 20251206 |
| Shandong Yuxuan Chem | China national standards | MT | 1038.88 | USD | 20251205 |
| Shandong Yuxuan Chem | China national standards | MT | 1024.98 | USD | 20251204 |
| Shandong Yuxuan Chem | China national standards | MT | 1024.98 | USD | 20251204 |
| Shandong Yuxuan Chem | China national standards | MT | 968.14 | USD | 20251203 |
| Shandong Yuxuan Chem | China national standards | MT | 967.6 | USD | 20251202 |