| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1151.23 | USD | 20251202 |
| Shandong Xima | China national standards | MT | 847.53 | USD | 20251202 |
| Xiamen Yudeshun Chem | China national standards | MT | 1511.43 | USD | 20251202 |
| Jinan Aochen Chem | China national standards | MT | 1356.05 | USD | 20251202 |
| Jiangsu Yingte Chem | China national standards | MT | 1144.16 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 1172.42 | USD | 20251202 |
| Shandong Yaoming Chem | China national standards | MT | 1080.6 | USD | 20251202 |
| Shandong Huize Chem | China national standards | MT | 1341.92 | USD | 20251202 |
| Shandong Yuxuan Chem | China national standards | MT | 1822.19 | USD | 20251202 |
| Shandong Mingyu | China national standards | MT | 1695.06 | USD | 20251202 |