| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1355.03 | USD | 20251124 |
| Shandong Xima | China national standards | MT | 846.9 | USD | 20251124 |
| Zibo Feiyuan Chem | China national standards | MT | 1552.64 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Dongying Lianchem | China national standards | MT | 1199.77 | USD | 20251124 |
| Shandong Yuxuan Chem | China national standards | MT | 1820.83 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1174.36 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Jiangsu Yingte Chem | China national standards | MT | 1143.31 | USD | 20251124 |