| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chem | China national standards | MT | 1736.9 | USD | 20251117 |
| Shandong Haili Chem | China national standards | MT | 1735.69 | USD | 20251113 |
| Shandong Haili Chem | China national standards | MT | 1694.13 | USD | 20251112 |
| Shandong Haili Chem | China national standards | MT | 1482.36 | USD | 20251112 |
| Shandong Haili Chem | China national standards | MT | 1693.34 | USD | 20251111 |
| Shandong Haili Chem | China national standards | MT | 1481.67 | USD | 20251111 |
| Shandong Haili Chem | China national standards | MT | 1750.03 | USD | 20251110 |
| Shandong Haili Chem | China national standards | MT | 1750.52 | USD | 20251107 |
| Shandong Haili Chem | China national standards | MT | 1749.81 | USD | 20251106 |
| Shandong Haili Chem | China national standards | MT | 1199.43 | USD | 20251103 |