| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 338.91 | USD | 20251117 |
| Shandong Yuxuan Chem | China national standards | MT | 338.91 | USD | 20251117 |
| Shandong Yuxuan Chem | China national standards | MT | 338.86 | USD | 20251115 |
| Shandong Yuxuan Chem | China national standards | MT | 338.86 | USD | 20251115 |
| Shandong Yuxuan Chem | China national standards | MT | 338.67 | USD | 20251113 |
| Shandong Yuxuan Chem | China national standards | MT | 338.67 | USD | 20251113 |
| Shandong Yuxuan Chem | China national standards | MT | 338.83 | USD | 20251112 |
| Shandong Yuxuan Chem | China national standards | MT | 338.83 | USD | 20251112 |
| Shandong Yuxuan Chem | China national standards | MT | 324.56 | USD | 20251111 |
| Shandong Yuxuan Chem | China national standards | MT | 324.56 | USD | 20251111 |