| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chem | China national standards | MT | 1756.8 | USD | 20250926 |
| Shandong Haili Chem | China national standards | MT | 1759.15 | USD | 20250925 |
| Shandong Haili Chem | China national standards | MT | 1196.22 | USD | 20250925 |
| Shandong Haili Chem | China national standards | MT | 1759.15 | USD | 20250924 |
| Shandong Haili Chem | China national standards | MT | 1801.37 | USD | 20250923 |
| Shandong Haili Chem | China national standards | MT | 1477.69 | USD | 20250923 |
| Shandong Haili Chem | China national standards | MT | 1800.13 | USD | 20250922 |
| Shandong Haili Chem | China national standards | MT | 1477.1 | USD | 20250918 |
| Shandong Haili Chem | China national standards | MT | 1800.66 | USD | 20250918 |