| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1295.98 | USD | 20260424 |
| Shandong HHL | China national standards | MT | 1354.22 | USD | 20260424 |
| Lihuayi Shandong | China national standards | MT | 1325.85 | USD | 20260423 |
| Lihuayi Shandong | China national standards | MT | 1340.68 | USD | 20260417 |
| Lihuayi Shandong | China national standards | MT | USD | 20260416 | |
| Luxi Chem | China national standards | MT | USD | 20260416 | |
| Shandong HHL | China national standards | MT | USD | 20260416 | |
| Lihuayi Shandong | China national standards | MT | USD | 20260413 | |
| Luxi Chem | China national standards | MT | USD | 20260413 | |
| Lihuayi Shandong | China national standards | MT | USD | 20260410 |