| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chem | China national standards | MT | 1873.37 | USD | 20251015 |
| Shandong Haili Chem | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Haili Chem | China national standards | MT | 1760.39 | USD | 20251013 |
| Shandong Haili Chem | China national standards | MT | 1759.37 | USD | 20251012 |
| Shandong Haili Chem | China national standards | MT | 1477.87 | USD | 20251011 |
| Shandong Haili Chem | China national standards | MT | 1759.37 | USD | 20251011 |
| Shandong Haili Chem | China national standards | MT | 1759.37 | USD | 20251010 |
| Shandong Haili Chem | China national standards | MT | 1758.04 | USD | 20251009 |
| Shandong Haili Chem | China national standards | MT | 1758.36 | USD | 20250929 |
| Shandong Haili Chem | China national standards | MT | 1756.8 | USD | 20250928 |