| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 1354.99 | USD | 20260423 |
| Shandong Hualu | China national standards | MT | 1398.7 | USD | 20260422 |
| Zibo Dehe Chem | China national standards | MT | 1413.27 | USD | 20260422 |
| Shandong Hualu | China national standards | MT | 1442.14 | USD | 20260420 |
| Shandong Hualu | China national standards | MT | USD | 20260415 | |
| Zibo Dehe Chem | China national standards | MT | USD | 20260415 | |
| Shandong Hualu | China national standards | MT | USD | 20260410 | |
| Zibo Dehe Chem | China national standards | MT | USD | 20260408 | |
| Shandong Hualu | China national standards | MT | USD | 20260407 | |
| Shandong Hualu | China national standards | MT | USD | 20260401 |