| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 747.52 | USD | 20251105 |
| Baozhen Shandong Chem | China national standards | MT | 747.88 | USD | 20251103 |
| Baozhen Shandong Chem | China national standards | MT | 747.88 | USD | 20251103 |
| Baozhen Shandong Chem | China national standards | MT | 747.74 | USD | 20251101 |
| Baozhen Shandong Chem | China national standards | MT | 747.74 | USD | 20251101 |
| Baozhen Shandong Chem | China national standards | MT | 748.0 | USD | 20251028 |
| Baozhen Shandong Chem | China national standards | MT | 748.0 | USD | 20251028 |
| Baozhen Shandong Chem | China national standards | MT | 747.24 | USD | 20251024 |
| Baozhen Shandong Chem | China national standards | MT | 747.24 | USD | 20251024 |
| Baozhen Shandong Chem | China national standards | MT | 747.34 | USD | 20251023 |