| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 914.76 | USD | 20250925 |
| Jinan Aochen Chem | China national standards | MT | 985.12 | USD | 20250925 |
| Formosa Ningbo | China national standards | MT | 886.61 | USD | 20250925 |
| Shandong Langchem | China national standards | MT | 1055.49 | USD | 20250925 |
| Shandong Langchem | China national standards | MT | 1139.93 | USD | 20250925 |
| Shandong Xima | China national standards | MT | 788.1 | USD | 20250925 |
| Shandong Xima | China national standards | MT | 788.1 | USD | 20250925 |
| Shandong Qiangsen Chem | China national standards | MT | 816.25 | USD | 20250925 |
| Shandong Laya Chem | China national standards | MT | 788.1 | USD | 20250925 |
| Shandong Yeyang Chem | China national standards | MT | 816.25 | USD | 20250925 |