| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 815.88 | USD | 20250929 |
| Zibo Lishuo Chem | China national standards | MT | 815.88 | USD | 20250929 |
| Jinan Aochen Chem | China national standards | MT | 759.61 | USD | 20250929 |
| Shandong Jinshenrun Chem | China national standards | MT | 787.74 | USD | 20250929 |
| Shandong Jinshenrun Chem | China national standards | MT | 787.74 | USD | 20250929 |
| Shandong Yushuo Chem | China national standards | MT | 773.68 | USD | 20250929 |
| Shandong Yushuo Chem | China national standards | MT | 773.68 | USD | 20250929 |
| Jinan Aochen Chem | China national standards | MT | 745.54 | USD | 20250929 |
| Jinan Aochen Chem | China national standards | MT | 745.54 | USD | 20250929 |
| Jinan Jinhao Chem | China national standards | MT | 773.68 | USD | 20250929 |