| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1101.45 | USD | 20251117 |
| Shandong Yeyang Chem | China national standards | MT | 1101.45 | USD | 20251117 |
| Shandong Yeyang Chem | China national standards | MT | 1256.62 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1115.43 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1101.31 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1101.31 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1256.62 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 1115.43 | USD | 20251114 |