| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 1101.14 | USD | 20251107 |
| Baozhen Shandong Chem | China national standards | MT | 974.08 | USD | 20251107 |
| Baozhen Shandong Chem | China national standards | MT | 1101.14 | USD | 20251107 |
| Baozhen Shandong Chem | China national standards | MT | 1101.14 | USD | 20251107 |
| Baozhen Shandong Chem | China national standards | MT | 1012.2 | USD | 20251107 |
| Baozhen Shandong Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Baozhen Shandong Chem | China national standards | MT | 959.08 | USD | 20251105 |
| Baozhen Shandong Chem | China national standards | MT | 959.54 | USD | 20251103 |
| Baozhen Shandong Chem | China national standards | MT | 1058.32 | USD | 20251103 |
| Baozhen Shandong Chem | China national standards | MT | 1011.75 | USD | 20251103 |