| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xiaoyaang Chem | China national standards | MT | 261.24 | USD | 20251117 |
| Shandong Xiaoyaang Chem | China national standards | MT | 261.24 | USD | 20251117 |
| Shandong Xiaoyaang Chem | China national standards | MT | 254.15 | USD | 20251114 |