| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 1383.35 | USD | 20260424 |
| Shandong Hongxin Chem | China national standards | MT | 1384.13 | USD | 20260423 |
| Shandong Hongxin Chem | China national standards | MT | 1398.7 | USD | 20260422 |
| Shandong Hongxin Chem | China national standards | MT | 1457.85 | USD | 20260421 |
| Shandong Hongxin Chem | China national standards | MT | 1456.71 | USD | 20260420 |
| Shandong Hongxin Chem | China national standards | MT | 1464.54 | USD | 20260417 |
| Shandong Hongxin Chem | China national standards | MT | USD | 20260416 | |
| Shandong Hongxin Chem | China national standards | MT | USD | 20260415 | |
| Shandong Hongxin Chem | China national standards | MT | USD | 20260414 | |
| Shandong Hongxin Chem | China national standards | MT | USD | 20260413 |