| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 748.63 | USD | 20251126 |
| Baozhen Shandong Chem | China national standards | MT | 748.31 | USD | 20251125 |
| Baozhen Shandong Chem | China national standards | MT | 748.31 | USD | 20251125 |
| Baozhen Shandong Chem | China national standards | MT | 748.09 | USD | 20251124 |
| Baozhen Shandong Chem | China national standards | MT | 748.09 | USD | 20251124 |
| Baozhen Shandong Chem | China national standards | MT | 762.21 | USD | 20251124 |
| Baozhen Shandong Chem | China national standards | MT | 747.8 | USD | 20251121 |
| Baozhen Shandong Chem | China national standards | MT | 761.9 | USD | 20251121 |
| Baozhen Shandong Chem | China national standards | MT | 747.8 | USD | 20251121 |
| Baozhen Shandong Chem | China national standards | MT | 748.42 | USD | 20251117 |