| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chem | China national standards | MT | 702.96 | USD | 20250919 |
| Shandong Hanyue Chem | China national standards | MT | 702.96 | USD | 20250919 |
| Shandong Hanyue Chem | China national standards | MT | 703.38 | USD | 20250918 |
| Shandong Hanyue Chem | China national standards | MT | 703.38 | USD | 20250918 |