| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 776.1 | USD | 20251103 |
| Shandong Yeyang Chem | China national standards | MT | 761.99 | USD | 20251103 |
| Shandong Yeyang Chem | China national standards | MT | 761.85 | USD | 20251101 |
| Shandong Yeyang Chem | China national standards | MT | 775.96 | USD | 20251101 |
| Shandong Yeyang Chem | China national standards | MT | 790.07 | USD | 20251101 |
| Shandong Yeyang Chem | China national standards | MT | 790.07 | USD | 20251031 |
| Shandong Yeyang Chem | China national standards | MT | 775.96 | USD | 20251031 |
| Shandong Yeyang Chem | China national standards | MT | 761.85 | USD | 20251031 |
| Shandong Yeyang Chem | China national standards | MT | 762.02 | USD | 20251030 |
| Shandong Yeyang Chem | China national standards | MT | 776.13 | USD | 20251030 |