| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Wanzhong | China national standards | MT | 974.28 | USD | 20250916 |
| JS Xiaomi Chem | China national standards | MT | 975.69 | USD | 20250916 |
| Shandong Xingpeng Chem | China national standards | MT | 999.62 | USD | 20250916 |
| Shandong Junfeng | China national standards | MT | 915.14 | USD | 20250916 |
| Shandong Junfeng | China national standards | MT | 1055.94 | USD | 20250916 |
| Shandong Junfeng | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1098.17 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1112.25 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1112.25 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1105.21 | USD | 20250916 |