| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chem | China national standards | MT | 1511.75 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 1186.79 | USD | 20251127 |
| Shandong Qiangsen Chem | China national standards | MT | 1059.64 | USD | 20251127 |
| Hunan JinyuChem | China national standards | MT | 1582.39 | USD | 20251127 |
| Shandong Haili Chem | China national standards | MT | 1709.55 | USD | 20251127 |
| Shandong Shuojia Chem | China national standards | MT | 1568.26 | USD | 20251127 |
| Jinan Aochen Chem | China national standards | MT | 1356.33 | USD | 20251127 |
| Shandong Shuojia Chem | China national standards | MT | 1568.26 | USD | 20251127 |
| Shandong Yeyang Chem | China national standards | MT | 1144.41 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 1175.49 | USD | 20251127 |