| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 789.53 | USD | 20251025 |
| Jinan Jinhao Chem | China national standards | MT | 775.43 | USD | 20251025 |
| Shandong Zhongke Taihua | China national standards | MT | 944.62 | USD | 20251025 |
| Shandong Zhongke Taihua | China national standards | MT | 944.62 | USD | 20251025 |
| Shandong Zhongke Taihua | China national standards | MT | 944.62 | USD | 20251025 |
| Shanghai Ronghe Chem | China national standards | MT | 789.53 | USD | 20251025 |
| Shandong Wonfull Petro | China national standards | MT | 747.24 | USD | 20251025 |
| Shandong Jinshenrun Chem | China national standards | MT | 747.24 | USD | 20251025 |
| Shandong Jinshenrun Chem | China national standards | MT | 747.24 | USD | 20251025 |
| Shandong Jinshenrun Chem | China national standards | MT | 747.24 | USD | 20251025 |