| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 762.44 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 776.56 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 776.56 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 790.68 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 776.12 | USD | 20251113 |
| Shandong Yeyang Chem | China national standards | MT | 790.23 | USD | 20251113 |
| Shandong Yeyang Chem | China national standards | MT | 762.01 | USD | 20251113 |
| Shandong Yeyang Chem | China national standards | MT | 790.59 | USD | 20251112 |
| Shandong Yeyang Chem | China national standards | MT | 776.47 | USD | 20251112 |