| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 733.63 | USD | 20251031 |
| Shandong Yushuo Chem | China national standards | MT | 733.8 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 748.13 | USD | 20251029 |
| Shandong Yushuo Chem | China national standards | MT | 747.34 | USD | 20251023 |
| Shandong Yushuo Chem | China national standards | MT | 746.96 | USD | 20251022 |
| Shandong Yushuo Chem | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Yushuo Chem | China national standards | MT | 774.94 | USD | 20251020 |
| Shandong Yushuo Chem | China national standards | MT | 775.2 | USD | 20251018 |
| Shandong Yushuo Chem | China national standards | MT | 796.35 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 796.13 | USD | 20251016 |