| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Junfeng | China national standards | MT | 1058.48 | USD | 20251028 |
| Shandong Junfeng | China national standards | MT | 917.35 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1100.82 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1114.94 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1114.94 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1107.88 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Xima | China national standards | MT | 889.13 | USD | 20251028 |
| Shanghai Guoke | China national standards | MT | 1281.47 | USD | 20251028 |