| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 691.07 | USD | 20251120 |
| Shandong Jinshenrun Chem | China national standards | MT | 705.17 | USD | 20251120 |
| Jinan Aochen Chem | China national standards | MT | 733.38 | USD | 20251120 |
| Jinan Jinhao Chem | China national standards | MT | 747.48 | USD | 20251120 |
| Shandong Yushuo Chem | China national standards | MT | 726.32 | USD | 20251120 |
| Jinan Jinhao Chem | China national standards | MT | 775.69 | USD | 20251120 |
| Zibo Lishuo Chem | China national standards | MT | 818.0 | USD | 20251120 |
| Shandong Jinshenrun Chem | China national standards | MT | 705.17 | USD | 20251120 |
| Shandong Wonfull Petro | China national standards | MT | 775.69 | USD | 20251120 |
| Changzhou Guoshun Chem | China national standards | MT | 1128.27 | USD | 20251120 |