| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 1434.03 | USD | 20250920 |
| Jinan Dezheng Chem | China national standards | MT | 1434.03 | USD | 20250920 |
| Jiangsu Yingte Chem | China national standards | MT | 1138.79 | USD | 20250920 |
| Jinan Jiaxing Chem | China national standards | MT | 984.14 | USD | 20250920 |
| Jinan Jiaxing Chem | China national standards | MT | 1124.73 | USD | 20250920 |
| Shandong Jinshenrun Chem | China national standards | MT | 1335.62 | USD | 20250920 |
| Shandong Yushuo Chem | China national standards | MT | 1715.22 | USD | 20250920 |
| Shandong Yushuo Chem | China national standards | MT | 1715.22 | USD | 20250920 |
| Shandong Yushuo Chem | China national standards | MT | 1799.57 | USD | 20250920 |
| Shandong Yushuo Chem | China national standards | MT | 1799.57 | USD | 20250920 |