| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 795.83 | USD | 20251015 |
| Shandong Yushuo Chem | China national standards | MT | 795.54 | USD | 20251014 |
| Shandong Yushuo Chem | China national standards | MT | 795.7 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 795.7 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 795.24 | USD | 20251010 |
| Shandong Yushuo Chem | China national standards | MT | 829.79 | USD | 20251009 |
| Shandong Yushuo Chem | China national standards | MT | 830.34 | USD | 20250930 |
| Shandong Yushuo Chem | China national standards | MT | 829.95 | USD | 20250929 |
| Shandong Yushuo Chem | China national standards | MT | 829.21 | USD | 20250928 |
| Shandong Yushuo Chem | China national standards | MT | 829.21 | USD | 20250927 |